In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.