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18141 Spider Robot Educational Kit
Price: $24.98
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Availability: Available
Academy Item #: ACYX8141 -

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28 Piece Microscope Kit
Retail: $52.99
Price: $44.99
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Availability: Available
Celestron International Item #: CSN44120 -

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4-Speed Crank Axle Gearbox - Tamiya 70110
Retail: $11.00
Price: $10.50
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Availability: In Stock
Tamiya Item #: TAMX7110 -

The Tamiya 4-speed crank-axle gearbox has four possible gear ratios, including the highest gear ratio of Tamiya's gearbox series, 5402:1, as well as 126:1, 441:1, and 1543:1. This gearbox also features a worm gear, which locks the output shaft when the motor is not turning. A clutch gear prevents the gearbox from destroying itself in case the output shaft gets stuck. The kit comes with all parts necessary to build the gearbox in any of the four possible configurations. SpecsTypical Operating...

4-Speed Double Gearbox - Tamiya 70168
Retail: $13.50
Price: $12.99
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Availability: In Stock
Tamiya Item #: TAMX0168 -

Offering a double gearbox perfect for use in amateur robot contests, this gearbox is suitable for use with remote controlled robots. Choice of 4 gear ratios, offers emphasis on speed or power to suit your needs. Left/right independent design means you can set different gear ratios for either side.Suitable for use with remote controlled robots.Left/right independent design means you can set different gear ratios for either side. This set can be assembled for one of four different gear ratios:...

4-Speed High Power Gearbox HE - Tamiya 72007
Retail: $19.99
Price: $16.99
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Availability: In Stock
Tamiya Item #: TAMX7207 -

The Tamiya 72007 4-Speed High-Power Gearbox kit includes one brushed DC motor and all the gears and parts to build any of the four possible gear ratio configurations: 39.6:1, 47.6:1, 61.7:1, 74:1. The four gear ratio options give you the flexibility to choose the best speed and torque for your project.FeaturesGear ratio can be easily adjusted by changing the motor pinion (10T, 12T), spur gear position, and altering the middle and final gear attachment position4mm dia. threaded driveshaft...

4-Speed Worm Gearbox HE - Tamiya 72008
Retail: $19.99
Price: $13.99
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Availability: In Stock
Tamiya Item #: TAMX7208 -

The Tamiya 72008 4-Speed Worm Gearbox kit includes one brushed DC motor and all the gears and parts to build any of the four possible gear ratio configurations: 84:1, 216:1, 555.4:1, 1428.2:1. The four gear ratio options give you the flexibility to choose the best speed and torque for your project.Features4mm dia. threaded driveshaft includedIncluded gearbox attachment parts can be easily installed at a choice of two attachment positionsGearbox is compatible with other Education Construction...

4M Mousetrap Racer
Price: $19.99
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Availability: Discontinued
Toysmith Item #: TYSM3779 -

Is it a car, or is it a mousetrap, you decide. The end result is lesson in converting potential energy into kinetic energy with our 4M Mousetrap Racer Kit. Kit includes detailed instructions and all the necessary parts. Science in action!Part car, part mousetrapThis kit teaches a lesson in converting potential energy into kinetic energyKit includes detailed instructions and all necessary partsFun and educational0-TYSM3779

4WD Chassis Kit - Tamiya 70113
Retail: $29.00
Price: $21.99
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Availability: Available
Tamiya Item #: TAMX7113 -

Capable of negotiating rough terrain, the 4WD Chassis incorporates a four-wheel shaft-drive system similar to those in full size 4WD vehicles. A hex shaft transfers power from the center gear box to the outer gear box giving 4WD power. The large semi-pneumatic tires enhance traction, the roll bar also prevents damage in rollover incidents.0-TAMX7113

6 3-D Mirascope
Price: $7.99
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Availability: In Stock
Toysmith Item #: TYSM79747 -

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6-Speed Gearbox H.E. - Tamiya 72005
Retail: $18.50
Price: $15.99
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Availability: In Stock
Tamiya Item #: TAM72005 -

This precision 6-Speed Gear Box, High Efficiency, is a compact unit with a variety of gear ratio options to choose from. Several crank arms and a RE-260 motor are included. This versatile, high-efficiency gearbox lets you build one of six different gear ratios so you can select the best combination of speed and torque. Whatever your application, chances are that one of the configurations will do the job. A clutch gear protects the gearbox in high-gear-ratio configurations so that the gearbox...

70185 Submarine Motor Mini High-Speed Type
Retail: $13.00
Price: $12.00
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Availability: In Stock
Tamiya Item #: TAMX0185 -

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70218 Swimming Manta Ray
Retail: $23.50
Price: $19.99
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Availability: In Stock
Tamiya Item #: TAMX0218 -

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Amphibian Rover
Price: $14.99
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Availability: In Stock
Toysmith Item #: TYSM3636 -

Create your own motorized vehicle using your recycled plastic bottles as monster wheels. Set includes plastic body parts motor, battery case, wheel hubs, paddles, screws, terminal caps and instructions. Requires 2 AAA batteries not included. 0-TYSM3636

Anti Gravity Magnetic Levitation
Price: $19.99
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Availability: In Stock
Toysmith Item #: TYSM3686 -

Teach children about the invisible power of magnetism with the 4M Anti Gravity Magnetic Levitation Science Kit. This science kit teaches kids about magnetic force through several fun, hands-on experiments. Experiments include floating a pencil, levitating a screw, building a maglev, and more. The kit contains all materials necessary for performing the experiments found in the box. Detailed instructions for use and care are included. Recommended for ages 8 years and up.0-TYSM3686

Balloon Powered Vehicle Set
Price: $14.99
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Availability: In Stock
Toysmith Item #: TYSM2685 -

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Bubble Science
Price: $12.99
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Availability: On Order
Toysmith Item #: TYSM5591 -

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Buggy Car Chassis Set - Tamiya 70112
Retail: $21.50
Price: $19.99
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(2)
Availability: In Stock
Tamiya Item #: TAMX7112 -

Destined to end up off the road, the Buggy Car Chassis is a wonderful introduction to coil-spring suspensions. The pre-built gear box has an adjustable speed setting for high and low speed output.Includes:Two rear rubber truck-like tread (OD. 38mm, ID. 20mm)Two front rubber truck-like tread (OD. 32mm, ID. 16mm)Two yellow plastic rear rims (OD. 30mm, ID. 3mm)Two yellow plastic front rims (OD. 22mm, ID. 4mm)One wood chassis.One (2) AA battery holder w/hardware and switch.One metal frame gear box...

Celestron Kids 4x30 Binocular
Price: $11.99
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Celestron International Item #: CSN72044 -

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Celestron Kids 50TT Telescope
Retail: $59.99
Price: $49.99
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Availability: In Stock
Celestron International Item #: CSN22015 -

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CHEM C1000 (2011 Edition) Chemistry Set
Retail: $64.95
Price: $58.99
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Availability: In Stock
THAMES & KOSMOS Item #: THK640118 -

Enroll in CHEM C1000 and prepare for a lifetime of fascination with this essential science through 125 diverse experiments. Start with an introduction to the field of chemistry and famous chemists.Set up your lab space and learn how to safely handle the lab equipment and chemicals.Professional quality equipment helps you make the most of your chemistry experiments.Investigate chemistry in the kitchen by experimenting with sugar, honey, starch, eggs and proteins, fatty acids, and...

Chemistry C500 2012 Edition
Retail: $34.95
Price: $31.99
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THAMES & KOSMOS Item #: THK665012 -

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Clean Water Science
Price: $11.99
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Availability: In Stock
Toysmith Item #: TYSM4572 -

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Crystal Growing Kit
Price: $9.99
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Availability: On Order
Toysmith Item #: TYSM4627 -

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Crystal Mining Kit
Price: $10.99
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Availability: On Order
Toysmith Item #: TYSM3564 -

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Demolisher Battle Vehicle Robogear
Price: $14.99
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Availability: Discontinued
Robogear Item #: IMX6009 -

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Drinking Bird
Price: $8.99
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Availability: In Stock
TedCo Item #: TEDX0077 -

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Educational Series Pulley Unit Set - Tamiya 70121
Retail: $11.00
Price: $8.89
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Availability: In Stock
Tamiya Item #: TAMX7121 -

Tamiya 70121 Pulley Unit Set is similar in function to a gear box and contains parts compatible with other Tamiya products. The pulleys can be mounted using the base and pulley mounts included with the set and driven with the included motor.The set includes seven pulleys of various sizes along with an assortment of single and double bushings that make the pulleys compatible with round and hexagonal shafts of both 3 mm and 2 mm diameters. Depending on the bushing, the pulleys can either idle on...

Electrical Science Assistant - Electromagnetic Playground Kit
Price: $9.99
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Availability: Discontinued
Toysmith Item #: TYSM79652-Playground -

Spend hours of learning fun while developing knowledge, thinking and learning about electronics. This kit is one in a series of 4 of the hottest high-tech experiments for children. You can step into the amazing world of electrical energy with this Science Time™series. They make it easy to learn, easy to build and easy to understand the basics of electronics.This kit includes:1 swing plate1 swing top2 swing legs2 wires1 magnet1 metal plate1 switch plate1 see saw plate2 see saw legs1 metal pin5...

Electricity & Magnetism
Retail: $59.95
Price: $53.99
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Availability: In Stock
THAMES & KOSMOS Item #: THK620417 -

Conduct more than 60 electrifying experiments with circuits and magnetic contraptions to learn about electricity and magnetism, and how these two fundamental properties are closely related. Children eight and up can safely and easily experiment with electric current and magnetic fields using the colorful snap-together blocks and components in this hands-on kit. Build series and parallel circuits to light up a light bulb. Experiment with push buttons and on-off switches. Assemble circuits that...

Flying Science
Price: $10.99
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Availability: In Stock
Toysmith Item #: TYSM7611 -

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Glow Fossil Science
Price: $12.99
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Availability: Available
Toysmith Item #: TYSM3684 -

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Green Science Dynamo Torch
Price: $11.99
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Availability: In Stock
Toysmith Item #: TYSM3645 -

Have fun building this mini generator. Turn a simple toy motor to become a generator which converts hand motion to electric energy and powers a light bulb. No battery, no pollution, just amazement. The generator could be used as an awesome energy torch. Contents: 1 LED Lamp with holder and wires connected, 1 toy motor, 2 gears, 1 set dynamo torch casing accessories (assembly required), 1 transparent torch cover, screws, detailed Instructions with fun facts.0-TYSM3645

Green Science Enviro Battery
Price: $11.99
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Availability: In Stock
Toysmith Item #: TYSM3644 -

Learn the science behind the Power! Enviro-Battery uses natural materials like mud, lemons, and water to power a light bulb, a watch, and activate a music chip. An amazing, environmentally friendly science kit that includes detailed instructions so you can create many unusual batteries with fruit juices, vegetables, coins, utensils, and more! 0-TYSM3644

Green Science Potato Clock
Price: $11.99
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Availability: In Stock
Toysmith Item #: TYSM4568 -

You may know potatoes as a good source of potassium, but did you know they can be used to power an alarm clock? What, no batteries? Be a scientist as you discover how to power this digital clock using potatoes. Experiment to find out what other substances will power the clock! You will be amazed! Create many unusual batteries with apple, tomato, soft drinks and more! This kit contains a digital clock and the instructions and everything you need (minus the spuds) to run it. Part of the Green...

Green Science Soda Can Robug
Price: $9.09
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Availability: In Stock
Toysmith Item #: TYSM3647 -

Create a Clean Energy Critter -- As fun to build as it is to play with when complete, this unique robot project uses a recycled soda can you provide and transforms it into a robotic bug toy. A vibration sensation, Robug emits sound and moves across the floor as soon as you switch it on. -- Includes a motor casing, toy motor, body plate, body rims, battery casing, four large screws with bolts, small screws, plastic terminal caps, wire legs and wings, detailed instructions with fun facts....

Green Science Solar Robot
Price: $19.99
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Availability: In Stock
Green Science Item #: TYSM3797 -

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Green Science Windmill Generator
Price: $11.99
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Availability: In Stock
Toysmith Item #: TYSM3649 -

This Green Science Windmill Generator is an enjoyable and interactive kit, which will guide the user through the design and build of a windmill generator. The movement of wind will turn the windmill and power an LED light. Building this amazing generator powered by wind also increases awareness of the value of using renewable free energy sources. You can help save the Planet by recycling a plastic bottle to support your wind generator. 0-TYSM3649

Grow A Maze
Price: $24.99
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Availability: Available
Toysmith Item #: tysm3687 -

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Helix Battle Vehicle Robogear
Price: $14.99
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Availability: In Stock
Robogear Item #: IMX6004 -

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High Power Gearmotor - Tamiya 72003
Retail: $16.50
Price: $13.99
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(1)
Availability: In Stock
Tamiya Item #: TAM72003 -

Highly efficient, this motor and gearbox assembly works well when extra torque is needed. Two gear ratios are possible, and a RE-260 motor is included.Great for a high torque drive wheel. Some assembly required.60 x 28 x 41mm80mm long shaftWeight: 1.9 oz.Current: 1.0A @ 3VRatios: 41.7:1 and 64.8:1RPM: 250 and 160 @3VTorque (g-cm): 670 and 1040 @ 3Vcan be run safely up to 8.4V0-72003

High Speed Gearmotor - Tamiya 72002
Retail: $16.50
Price: $12.99
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Availability: In Stock
Tamiya Item #: TAM72002 -

When you need a little more speed than torque, this is the gearmotor for you. Two gear ratios are possible, and a RE-260 motor is included. Several styles of crank arms are included.Great for a high speed drive wheel. Some assembly required.52 x 28 x 41mm80mm long shaftWeight: 2.5 oz.Current: 1.0A @ 3VRatios: 11.6:1 and 18:1RPM: 905 and 583 @3VTorque (g-cm): 174 and 270 @ 3V5mm round output shaftcan be run safely up to 8.4V0-72002

High Torque Worm Gearmotor - Tamiya 72004
Retail: $16.50
Price: $13.99
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(1)
Availability: In Stock
Tamiya Item #: TAMX7204 -

This is a High Efficiency Worm Gear Box Assembly Kit from the Technicraft Series by Tamiya.FEATURESCan produce extremely low speeds of rotation and is used for gearreduction.Allows 2 gear ratios, 216.1:1 and 336.1:1 to be selected.Gear case is injection molded and gears are polyacetal resin forreducing mechanical noise.Accepts 140 or 260 type motors.Included motor operates on 3-4.5V.Pictorial instruction sheet included.INCLUDESOne Technicraft High Efficiency Worm Gear Box Assembly...

Kidz Labs Magic! Kit
Price: $9.99
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Availability: On Order
Kidz Labs Item #: TYSM3424 -

Thanks to a new breed of young celebrity street magicians, magic is as popular as ever and kids will love following in the footsteps of master magicians with this excellent Kidz Labs Magic Set.The set includes everything children need to perform 12 fabulous magic tricks such as making the magic wand stick to the palm of their hand and reading the mind of the audience, to seeing the number of the dice through the magic cup.- See more at: http://www.what2buy4kids.co.uk/magic-kit.html#sthash.MWA7n...

Kidzlabs Fingerprint Kit
Price: $12.00
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Availability: In Stock
Toysmith Item #: TYSM3446 -

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Ladder Chain and Sprocket Set - Tamiya 70142
Retail: $14.00
Price: $10.59
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(2)
Availability: In Stock
Tamiya Item #: TAMX7042 -

This is a Ladder-Chain & Sprocket Assembly Set from the EducationalConstruction Series by Tamiya.FEATURESBlack and red plastic parts are attached to sprue trees.Easy construction-all parts screw or press fit together.Includes all hardware needed to assemble the kit.Pictorial instruction sheet is included.INCLUDESOne Ladder-Chain & Sprocket Assembly Set.REQUIREMENTSAssemblyGearbox from Tamiya's Educational Construction or Technicraft SeriesPhillips ScrewdriverHobby KnifeSide CuttersLong Nose...

Large Pulley Set - Tamiya 70141
Retail: $7.00
Price: $6.69
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Availability: In Stock
Tamiya Item #: TAMX7141 -

This is a Large Pulley Set from Tamiya.FEATURESThis is the large pulley from Tamiya's Pulley Unit SetPackage contains two pulleys.Contains white and black plastic parts attached to sprues.Includes screws, bushings and belts (rubber bands).Structure of pulley is kept simple for maintenance purposes likereplacing the belt, if needed.Pulley rotates freely.Can be used singly or together.Designed for fairly small and simple models.Reverse rotation of pulley is possible.Pictorial instructions...

Magnet Science
Price: $12.99
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Availability: In Stock
Toysmith Item #: TYSM4684 -

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Mechanical Blowfish - Tamiya 71114
Retail: $22.50
Price: $17.99
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(1)
Availability: Available
Tamiya Item #: TAMX1114 -

With a comical inflated design, this cute little blowfish is loads of fun to build, loads of fun to play with, and educational too! This blowfish propels through water by its tail fin swimming action. It can swim straight or turn right or left with an adjustable turning angle. Comes with a Type 130 motor with low gear ratio (58.2:1) for controlled propulsion. Transparent green plastic upper body and white under-belly give it a funky look. Watch the internal mechanics at work through the upper...

Mechanical Dog - Tamiya 71101
Retail: $18.50
Price: $13.99
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Availability: On Order
Tamiya Item #: TAMX1101 -

This robot dog walks by transferring motor revolution to reciprocating motion via crank and linkage rod. Main body and legs are made of transparent yellow parts to allow viewing of internal mechanisms. Construction is simple as parts can easily be attached with screws. Wiring has also been made simple. Gripping parts at the end of each leg to change position according to speed for smooth movement.Four types of strides can be selected by changing the position of the holes on crank. Put this...

Mechanical Giraffe - Tamiya 71105
Retail: $17.00
Price: $15.99
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Availability: In Stock
Tamiya Item #: TAMX1105 -

Assemble a Mechanical Giraffe (Four-Leg Walking Type) with this Educational Modeling Kit from Tamiya's Robo Craft Series.Suitable for Ages 10 and Older.FEATURESEverything you need is included...even the motor!The gearbox and switch parts are clear.Low gear ratio (203.7:1) has been adopted.The giraffe's graceful walking is created by transforming motorrevolution into reciprocatiog motion via cranks and linkage rods.Soft foam "boots" are used on the legs to keep from damaging floorsas the...

Mechanical Kangaroo - Tamiya 71102
Retail: $18.50
Price: $16.99
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(1)
Availability: Available
Tamiya Item #: TAMX1102 -

This amazing kangaroo-robot jumps by moving its rear legs simultaneously to go forward. When walking slowly, it also uses its front legs (just like they do down under) and when running quickly, it uses its tail for balance. Legs and body on which the gearbox is mounted employ transparent-colored parts, giving the kangaroo a funky look. Reverse switch is also transparent, giving you a peek at the kangaroo's internal mechanisms.When using high-speed gearbox, the kangaroo walks standing on...

Mechanical Pig - Tamiya 71111
Retail: $19.50
Price: $18.00
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Availability: In Stock
Tamiya Item #: TAMX1111 -

The Mechanical Pig Shaking-Head Type is an Educational Modeling Kit from the Tamiya® Robocraft Series.Suitable for Ages 10 & Older.FEATURESPig's body & head parts have been molded with semi-transparent pinkABS resin allowing the internal mechanics & parts to be viewed.Shakes Head while walking.Motor rotation speed is controlled by a simple gearbox forsmooth running.Pig is propelled forward by left/right alternative leg movement,which is also coupled with the head movement.Continuous...

Mechanical Turtle - Tamiya 71106
Retail: $18.50
Price: $14.99
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(1)
Availability: In Stock
Tamiya Item #: TAMX1106 -

Assemble A Mechanical Turtle (Crawling Type) with this Educational Modeling Kit from Tamiya's Robo Craft Series.Suitable for Ages 10 and Older.FEATURESEverything you need is included...even the motor!The gearbox and switch parts are clear.Gear ratio, 58.2:1 has been adopted.Tail movement when turtle crawls.The Turtle's crawling is created by transforming motor revolutioninto reciprocating motion via cranks and linkage rods.Soft foam "boots" are used on the legs to keep from damaging floorsas...

Middlesex University Robot Duck
Price: $13.99
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Availability: In Stock
Toysmith Item #: 3648 -

If it walks like a duck, it's not a duck, it's our silly robot. Our Robot Duck Kit comes with everything you need to create a robot that walks like a duck. This is a great educational kit for the scientist in your family. Finished Duck is 10cm in length.0-3648

Mini Motor Gearbox 8-Speed Kit - Tamiya 70188
Retail: $15.00
Price: $12.99
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Availability: In Stock
Tamiya Item #: TAMX0188 -

The mini-motor gearbox kit from Tamiya makes it easy to get a small robot or plastic model moving. The kit includes one motor and all the gears and parts to build any of the eight possible gear ratio configurations. The eight gear ratio options give you the flexibility to choose the best speed and torque for your project. There are two possible output axle locations (only one output location is possible for any given ratio).50.3 x 18 x 20mm60mm shaft (3mm hex)Operating Voltage: 3VRatio...

Mini Motor Low-Speed Gearbox 4-Speed - Tamiya 70189
Retail: $15.00
Price: $13.99
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Availability: In Stock
Tamiya Item #: TAMX0189 -

The mini-motor gearbox kit from Tamiya makes it easy to get a small robot or plastic model moving. The kit includes one motor and all the gears and parts to build any of the four possible gear ratio configurations. The four gear ratio options give you the flexibility to choose the best speed and torque for your project.30 x 24 x 20mm60mm shaft (3mm hex)Operating Voltage: 3VRatio options: 71.4:1, 149.9:1, 314.9:1, 661.2:1No-load Speed at 3V: 8400 rmpNo-load Current at 3V: 60 mAStall Current at...

Mini Motor Multi-Ratio Gearbox 12-Speed - Tamiya 70190
Retail: $15.00
Price: $11.99
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(1)
Availability: In Stock
Tamiya Item #: TAMX0190 -

The mini-motor gearbox kit from Tamiya makes it easy to get a small robot or plastic model moving. The kit includes one motor and all the gears and parts to build any of the twelve possible gear ratio configurations. The twelve gear ratio options give you the flexibility to choose the best speed and torque for your project.30 x 31.7 x 17mm60mm shaft (3mm hex)Operating Voltage: 3VRatio options: 4.6:1, 5.1:1, 9.7:1, 10.8:1, 20.4:1, 22.6:1, 42.8:1, 47.5:1, 89.9:1, 99.8:1, 188.7:1, 209.7:1No-load...

Mysterious Spinning Top
Price: $8.99
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Availability: On Order
Toysmith Item #: TYSM1088 -

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OWI 3-in-1 ATR - All Terrain Robot
Retail: $57.95
Price: $55.99
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(1)
Availability: Available
OWI Item #: OWIX0536 -

This is the 3in1 ATR (All Terraine Robot) Kit from OWI®.Suitable for Ages 13 & Older.Skill level: Intermediate ExperienceFEATURESMulti-function tracked mobile robotic kitUtilize different track modules and make your robot transforminto 3 amazing variations: the forklift, rover, and gripperUsing the wired controller, command the robot to move forward,backward, turn, grip and liftFor experimenters with some experience in assembling kits withsmall partsDetailed assembly and operation...

OWI 7-in-1 Rechargeable Solar Transformers
Price: $26.95
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Availability: Available
OWI Item #: OWIX0640 -

This is the 7in1 Rechargeable Solar Transformers Kit from OWI.Suitable for Ages 10 & Older.FEATURESInnovative solar science kit that encourages children to exercisetheir sense of creativity and imaginationSnap together plastic parts (no screws, tools required), solarpanel and accessories included7 different modules: 2 power charging stations and 5 differentvehiclesTransforming rechargeable station has 2 output plugs: one forsolar recharging and the other for battery rechargingBattery charging...