hape
Hape Quadrilla 94 pc Wooden Marble Run Construction Set: Cliffhanger
$74.99
Prices as of September 25, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.
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The Smithsonian® Electronic Crystal Growing Kit is a hands-on science activity designed for children aged 10 and up. It includes crystal growing chemicals, a growing cup, casting compound, safety goggles, a color-changing display base, and detailed instructions. The kit enables users to grow crystals while learning about chemistry and geology through an interactive experience. The illuminated display base enhances visibility and adds a dynamic visual element to showcase the finished creations. This educational toy supports STEM learning and is suitable for birthdays or holiday gifts.
Based on 7 reviews at Kohl's
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