Guidecraft Better Builders 30 - Piece Magnetic Ball and Rod Construction Set, STEM Educational Building Toy

With strong magnetic force, unique rod and ball configurations and a myriad design possibilities, Better Builders® are a wonderfully inventive way to help children discover principles of science, construction, and engineering (STEM) while developing their creativity. Includes handy storage bin and deluxe 13-page Activity Guide which explores magnet science and provides building model examples for all ages.

An inventive way for children to discover principles of science, construction, and engineering while developing creativity skills Magnets are safely embedded in oversized rods 30 colorful balls and rods