some marshmallows are stacked on top of each other with the words, tallest marshmallow snowman challenge
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Tallest Marshmallow Snowman Challenge | Mombrite

Let's see who can build the tallest Marshmallow Snowman! A great winter activity and STEM challenge, your kids will be focused in this yummy winter science experiment. Check out my tutorial to learn more about this STEM activity perfect for winter and Christmas.
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