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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Includes a cotton storage bag
Recommended age 0-3 years
Bright Lime
All stories maintain a strictly controlled text
• Built-in
STEM Explorers™ Marble Runners Kits & Activities>>Design Your Own Projects>>Design Your Own Projects Kit Includes a cotton storage bagThese 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 set's 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
