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The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!