STEM Explorers Marble Runners

These marbles are ready to tumble down a run designed by you! Kids discover marble mayhem inspired by our Toy of the Year Award-winning Tumble Trax when they craft their own marble runs with STEM Explorers Marble Runners from Learning Resources. Using the sets cling-back pieces, kids build tracks on walls and windows to solve the included STEM challenges! As they build, test, and tweak their marble runs, kids will also strengthen essential kindergarten STEM skills, including critical think...