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Dissolve the crystal powder with hot water, then place your hedgehog in the solution. Watch as it magically grows crystals on its back! Comes in a variety of colors, let us choose for you! Adult supervision required. Ages 8+
Crystals grow overnight
Includes everything you need to grow your own crystal hedgehog
Hedgehog figure measures 3.25 x 2 x 1.5 inches before crystals
Children will learn the science of chemistry as they mix and watch the crystals grow. Creating and displaying their own grown crystal hedgehog will boost a child's self-esteem.
Crystal powder, growing container, stirring stick, gypsum base, hedgehog figurine, instructions
8 Years to 12 Years