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This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?