Ridiculous Inventions Science Kit for Kids - Energy, Electricity & Magnetic Experiments Set Hats • Sport Grey is 90%

• Sport Grey is 90% ring-spun cotton

and Douglas of the Tesla Science Center at Wardenclyffe

• Side-seamed construction

weight may vary by 5%

With that done

Ridiculous Inventions Science Kit for Kids - Energy, Electricity & Magnetic Experiments Set Hats • Sport Grey is 90%Spark your child's inventiveness and creativity with a kit that helps them explore Electric Circuits, Motors, Telegraphic Messages, Robotics, Compasses, Switches, and more! EXCITING WAY TO LEARN: Inspiring kids to learn has never been more fun than with this STEAM science kit that helps them explore circuits, switches, sound propagation and static electricity using home made boomerangs, magnetic force fields, spectrum rainbows, telegraphic messages,