8 years & up. Experience the power of gravity with the Gravitrax! Keep the fun rolling by sending the marble on more distances and obstacles with the Gravitrax Trax Expansion. Experiment with different combinations of height tiles, tracks, and curves. Test yourself to see how long you can keep the marbles rolling before reaching the finish. Includes over 40 elements to extend your track. Gravitrax Starter Set not included.
8 years & up. Experience the power of gravity with the Gravitrax! Add the Loop to the Gravitrax Starter Set and turn the marble upside down. Experiment how much speed the marble needs to loop-the-loop. Includes: Loop and 6 additional tracks. Gravitrax Starter Set not included.
8 years & up. Experience the power of gravity with the Gravitrax! Add the Magnetic Cannon to the Gravitrax Starter Set and launch the marble through your run. The high-powered magnet gives the marble speed to help extend your run by boosting up inclines and down tracks. Includes: Magnetic Cannon and 3 additional tracks. Gravitrax Starter Set not included.
8 years & up. Experience the power of gravity with the Gravitrax! Add the Gravity Hammer to the Gravitrax Starter Set and send the marble propelling through your course. When triggered, the hammer swings down and hits the marble, giving it momentum to send it on its way. Includes: Hammer and 6 additional tracks. Gravitrax Starter Set not included.
Grades 3 & up. The Simple Machines Classroom Pack contains a total of 6 units: 2 Levers & Pulleys, 2 Wheels, Axles & Inclined Planes, and 2 Gears. Each pack includes a comprehensive, standards-aligned Teacher's Guide and enough pieces for 12-18 students.
Grades 4 - 8. The Pulleys in Motion Class Set provides hands-on activities that give students practical experience with this simple machine. Includes 18 single pulleys, 12 double pulleys, and 12 triple pulleys along with spring scales, twine, pulley links and a 32-page resource guide! 70 pieces total!
8 years & up. Learn about renewable energy with this wind generator. LED light will glow as it is powered by free energy from the wind. No batteries required! Kit contains all the materials needed to build a 5" windmill generator, just add a recycled soda bottle. Detailed assembly instructions included. An enclosed pamphlet contains fun facts about renewable energy
5 years & up. Every dinosaur, robot, flower, fish, sun or tower is a working marble maze! Inspire creative play by building the amazing marble run sculptures in the idea book or make up your own! The Big Box set includes high-quality red, yellow, green, blue, and clear blocks. Set includes: 72 cubes, 20 balls, and an idea booklet.