Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

How well can people recall what they have observed. Test your knowledge in this fun experiment.