
wtrowbridge
Whitney Trowbridge has not set their biography yet



GraviTrax is the best new STEM based item you can get your curious engineer or techy kiddo for Christmas! It is an interactive track system where you can design and build your own marble runs. This STEM toy for boys and girls 8 and up, encourages experimenting with gravity, magnetism, and kinetics to propel your marble to the finish. Designed with open play in mind, the concept offers endless possibilities to design a different track every time you play. Expand your builds and add some action with a variety of expansion sets and accessories. With the gravitrax interactive track system...