In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

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.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

This science fair project idea explores substances that cause a bubble to last longer.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.