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Build 3D glasses and explore how they facilitate the illusion of depth. Each of the colored lenses f..
Product Code: 6-90010
Build a device that will allow you to explore Bernoulli's Principle. What will happen to the two bal..
Product Code: 6-80040
Discover the secret to the wheel's motion with the Koontz™ Boomerang Wheel kit! Did you know that t..
Product Code: 6-40030
The catapult is a device with a lot of power. Build one and see for yourself how ancient armies used..
Product Code: 6-10030
Discover how the power of magnetism causes this pendulum to undergo chaotic motion and keep you gues..
Product Code: 6-40020
Discover the secret to the clock's hand movements with a Koontz™ Clock kit. Did you know in a mecha..
Product Code: 6-50010
Discover how to crack the code of an ancient puzzle with the Koontz™ Combination Lock kit. Did you ..
Product Code: 6-50030
Build your own Dynamometer and measure the force exerted by the Earth's gravity on objects around yo..
Product Code: 6-80020
The Hooey is a stick with a series of notches and a propeller. Rubbing it against another stick acro..
Product Code: 6-80010
Do you really understand the shape of the towers you have just built? If so, can you get the string ..
Product Code: 6-90020
Discover how the incredible jet force propels boats, planes, and missiles with the Koontz™ Jet Car ..
Product Code: 6-40040
Discover a dazzling array of shapes and colors. Close one eye and surrender to the spectacular and c..
Product Code: 6-20010
Build a Mangonel and experience the launch power of a medieval siege engine! Did you know that a Man..
Product Code: 6-10020
Build a Mathematical Balance and explore mathematical and algebraic concepts in a tangible and fun w..
Product Code: 6-90040
See centripetal force in action with the Koontz™ Merry Go Round kit! Anyone can enjoy a merry go ro..
Product Code: 6-40010
Discover how to see without being seen with the Koontz™ Periscope kit! Did you know periscopes are ..
Product Code: 6-20020
How is it that the Leaning Tower of Pisa does not topple over? Build a model and learn about center ..
Product Code: 6-100020
Discover the inner workings of a combination lock used in safes with the Koontz™ Safe Kit! Did you ..
Product Code: 6-50020
Can you make the colors of the button disappear? Simply roll the rope and release it by repeatedly p..
Product Code: 6-80030
Have you ever wondered how we would tell time if we didn't have modern day clocks? Build a sundial a..
Product Code: 6-50040
Koontz™ innovative products are designed to excite children and delight parents. Products are made f..
Product Code: 6-30010
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