Rocks, Gems & Geodes

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
  • Categoría: Infantil
  • Subcategoría: Actividades
  • ISBN: 9781338575729
  • Páginas: 32
  • Carpeta: Dura

  • Autor: Editors of Klutz
  • Nivel Educativo: 3 - 12 Grade
$24.99

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