Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

Add a creative and personal touch to graduation gifts with this clever character clip that's perfect for securing cards to gift boxes.

In this project students experiment with making music using only glasses of water.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

Here's an activity that lets your third grader, fourth grader, or fifth grader bring the warmth and light of lanterns into your home by making his own.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

This science fair project idea compares biodiversity between drops of water.

This basketball project explores the best way to make the perfect shot every time.

This math game helps fourth graders improve their understanding of positive and negative integers in a fun way.

Add negative and positive numbers in this fun math card game for fourth graders!

Practice probability as well as negative and positive numbers in this fun math card game designed for fourth graders.

Talk about ice cream while helping your 4th grader work on crucial punctuation skills.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Your fourth grader will love practicing his math facts with this fun computation game.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Fish for headlines! This fun and exciting social studies activity is a great way to get your fifth grader reading and understanding newspaper articles.

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

The proportion game combines chance with math skills and is a perfect way for your third grader to become more familiar with equivalent fractions.

Let these cute shamrock earrings bring the luck of the Irish to your fifth grader's ears!

Take some inspiration from the past and create some wood block prints with your fourth grader.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Help your fourth grader affirm her place in the family and in the march of recent history with this family album project.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Invite your fifth grader to design a fleet of miniature paddle boats to race in the family bathtub.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Are you looking for a new way to help your fourth grader celebrate New Year's Day? Try this Flash Back Book!