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Janice VanCleave?s Microscopes and Magnifying Lenses

Janice VanCleave?s Microscopes and Magnifying Lenses

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Описание
  • Why does a water drop magnify?
  • How do crystals form?
  • What does the inside of a seed look like?

Janice VanCleave?s Microscopes and Magnifying Lenses includes 20 simple and fun experiments that allow you to discover the answers to