Goor, Ron

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Shadows

here, there, and everywhere
  • Goor, Ron
1981
Presents information about shadows, including how they are formed, why they can be of various lengths, and how they reveal the shape and texture of things.

Insect metamorphosis

from egg to adult
  • Goor, Ron
1990
Explains how insects grow, describing the various stages of incomplete and complete metamorphosis.

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