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Ages 8+
Kick start your rock collection with these 36 stones and learn tons of great facts about geology.
Ages 8+
Kick-start your very own rock collection with the 36 stones. Then use the included crystal powder and mold to grow a geode formation. Collect rocks and conduct experiments, such as a scratch test and float test, to discover their hidden properties. You'll even learn how to make your very own rock tumbler. Use the fact-filled book to keep exploring the world around you!
Comes with: 36 rocks, display tray, crystal powder, geode mold, plaster, magnifying glass
Weight: 1.25 pounds
Dimensions: 11.8" x 8.1" x 1.8"
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