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Make sourdough bread...and learn some colonial history and modern science in the process!

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

Science fair project that cultivates slime mold and monitors the stages of its development.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

Which do you prefer: real or artificial? Try this sweet little taste experiment to help your kids develop a better awareness of the food they consume.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.