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Thames & Cosmos Ultralite Airplanes - THA550014

Build and Fly Five Experimental Gliders - Construct awesome flying gliders with ultralight plastic a..

$14.89 $24.99

Thames & Kosmos Air and Water Power - THA555001

Build your own models powered by air and water pressure to learn about the laws of physics. This uni..

$39.99

Thames & Kosmos Robotics Workshop - THA620377

Build and program robots with this complete robotics engineering system. Using sensors, motors, a co..

$195.93

Thames & Kosmos Hydropower - THA624811

Hydropower has been used for hundreds of years in watermills and is now commonly used to generate el..

$39.83

Thames & Kosmos Wind Power - THA627929

Wind is one of the most promising sources of clean, renewable energy available today. With this kit,..

$39.83

Thames & Kosmos Space Exploration - THA662714

The Planets, Moon, Stars, Solar System & RocketsBlast off on a mission to explore outer space an..

$27.95 $49.99

Estes 1672 - Blast Off Flight Pack Bulk Model Rocket Engines (24)

A great assortment and it comes with our top selling engines. 6 - A8-3 Engines 6 - B6-4 Engines6 - C..

$114.99

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Estes 1726C - C11-3 Bulk Model Rocket Engines (12)

Engine bulk packs come with all the rocket engine supplies you need to launch 12 rockets. Included a..

$82.99

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Estes 1781 - A8-3 Bulk Model Rocket Engines (24)

An  A8-3 engine is your best bet for students to launch their rockets and see the entire flight..

$92.99

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Estes 1783 - B6-4 Bulk Model Rocket Engines (24)

The B6-4 is a medium impulse engine that delivers high altitude flights. It works great for launchin..

$99.99

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Estes 1784 - B6-0 / B6-6 Bulk Model Rocket Engines (12ea)

This two engine combo pack is to be used with two stage rockets. The B6-0 is a booster engine that h..

$99.99

Add to Cart to see COST!

Estes 1788 - 1/2A3-4T Bulk Model Rocket Engines (24)

Engine bulk packs come with all the model rocket engine supplies you need to launch 24 rockets. Incl..

$99.99

Add to Cart to see COST!

Estes 1789 - C6-5 Bulk Model Rocket Engines (24)

Want to pack some real power? The C6-5 is your engine! This C engine is the highest impulse engine i..

$109.99

Add to Cart to see COST!

Quest 6304 - A3-4FJ (12pk) Q-Jet 18MM Black Maxx Composite Rocket Motors

This 12 pack of A3-4FJ Black Maxx Rocket motors is perfect for small groups and family rocket outing..

$32.20 $46.00

Quest 6312 A - D Multi Motor (12pk) Q-Jet 18MM Black Maxx Composite Rocket Motors

This 12 pack Multi Motor variety pack of  Black Maxx Rocket motors comes with 3 ea of A3-4FJ, B..

$40.60 $58.00