The Better Builders Collection
Discover the Better Builder Series! With super strong magnetic force, unique rod and ball configurations and endless design possibilities, Better Builders are a wonderfully inventive way to help children discover principles of science, construction, and engineering while developing their creativity skills. Includes handy storage bin and deluxe Activity Guide which explores magnet science and provides sample building models for all ages. Magnets are safely and securely embedded in the oversized rods. Metal balls ensure a quick and strong connection. Tested to ages 18 months plus.