Smithsonian Crystal
Product Name: Smithsonian Crystal Growing
From the ManufacturerWatch in amazement as gem-like crystals form before your ... From the ManufacturerWatch in amazement as gem-like crystals form before your eyes. Grow golden citrine emerald green and aquamarine blue. Learn about crystalline habitats. Detailed instructions are included. more
Smithsonian Crystal growing Kit
Grow your very own crystal collection with this kit. You will grow two beautif... Grow your very own crystal collection with this kit. You will grow two beautiful crystals each between 3 to 4 inches (7-10 cm) in these sparkling colors: citrine and aquamarine. This product is for ages 10 and Up. more
NSI 4 in. Smithsonian Magic Rock Set
This is NSI Smithsonian Magic Rocks Instant Crystal Growing Kit. Create a bril... This is NSI Smithsonian Magic Rocks Instant Crystal Growing Kit. Create a brilliant underwater garden. Rocks grow to different heights up to 4 and assorted colors. This science set includes Chemical contents 1 Space Background Print 1 Sticker Sheet 1... more
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