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Observe the hidden miracle of seed birth and root growth revealed with the super-expanding, crystal clear, soil-like substance, Crystal Clay®. This transparent, easy-to-use substance allows students to see the root structure of the plant being grown and enhances growth.
Observe the hidden miracle of seed birth and root growth revealed with the super-expanding, crystal clear, soil-like substance, Crystal Clay®. This transparent, easy-to-use substance allows students to see the root structure of the plant being grown and enhances growth. Crystal Clay® is a simple, economical, and quick way to study plant growth and development. Just add water and watch! Complete with instructions and science facts.
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