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Sheet Pan Science
$19.99With Sheet Pan Science, contain the mess but let the fun overflow with 25 safe, easy physics, biology, and chemistry projects. Each project in the book contains simple instructions, easy-to-understand…
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The Tree of Imagination
$23.00This standalone 3D puzzle is an intricate and dazzling balancing act with 38 colorful shapes that combine to form an exotic, abstract tree—plus countless bonus configurations—designed by renowned illustrator Bob Staake.Alexander Calder…
