Build a Marble Run with Craft Sticks - Great STEM challenge for kids! Marbles, craft sticks, and ca

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Build a Marble Run with Craft Sticks - Great STEM challenge for kids! Marbles, craft sticks, and ca
#cardboard #challenge #marbles #marble #frugal # #build #boxes #craft #girls #great #stem #with #boys #kids Build a Marble Run with Craft Sticks - Great STEM challenge for kids! Marbles, craft sticks, and caYou can find Sticks and more on our website.