Showing Results for comparing-three-digit--old : Page 47

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

The goal of this project is to create an exciting topographical map out of dough.

Slip some science into storm watching with a homemade rain gauge!

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Here are four chocolate bark ideas to prepare with your kids that everyone will love.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

This scavenger hunt game is simple, but it's fun, and it will arm your children with the directional vocabulary they should master in time for kindergarten.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

Kids paint a still life of a vase of flowers using colors found side by side on the color wheel, just like Vincent van Gogh's Sunflowers.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

Your child can personalize these customizable cookies for friends and family as he makes his own fortune cookies from this fortune cookie recipe.

This activity is a great starting point for practicing mental math because it is quick, easy and involves only simple addition facts.

Building a rocket ship is a great way for kids to learn about measuring and construction. It'll fuel their creative side too!

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Build your child's math skills with this 2nd-3rd grade activity. Similar to a carnival toss, this egg carton toss game is sure to provide hours of fun.

Here's a striking barrette to make for the holidays, and enjoy for years to come!

Your fifth grader will have a blast sewing this plush neck pillow--and he'll sure be glad to have it on long car or airplane trips!

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

When it comes to snack time, you can't have much more fun than a treat in a yummy edible bowl. Check out our quick and easy cookie cup recipe.

It's Thanksgiving, so why not celebrate of the turkey? Let the little ones partake in the turkey fun, without having to do any of the carving.

Invite the hungry caterpillar over to your house by creating a larger-than-life, colorful caterpillar friend out of balloons!

Learn to recognize symmetry by playing this game! The more you play, the better you'll get at recognizing this special characteristic many playing cards have.

Free science fair project idea examining how different types of water affect plant germination and growth.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!