Demonstrates that white light is composed of different colors by rotating hand-driven wheel. Color wheel has 7 colors and is 7.75 inches in diameter. Constructed of sturdy metal. Great for classroom demonstrations.
Discover how solar cells make electricity with this awesome kit!
The large realistic model has removable organs that can be studied and set back into the correct position.
Every kid needs one of these spheres!
Defy gravity with this cool balancing eagle!
Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
Command robotic creations with this cool construction kit!
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