Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?