Help your 4th grade child work on understanding place values of digits in decimal numbers with this fun activity.

This decimal game is a great way to help your child get familiar with how decimal values work.

Find out whether packaged seeds actually do expire in this new science fair project idea.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Do different types of oil mix or stack? Find out in this science fair project idea!

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This science fair project examines how seeds hitchhike on animals and clothing.

As your child heads back to school this fall, dust off those elementary math skills with our creative calendar activity!

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

This science fair project teaches students about wilting and browning of salad greens.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

In this experiment we will be determining whether birds prefer certain colors of seed.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Try this entertaining and educational math activity that will teach your child how to add and subtract decimals.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

How do organic materials become soil? This science experiment measures what materials biodegrade.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Embrace the spooky and creepy thrills of Halloween night with a nightlight that will do more to frighten than soothe.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

For kids who prefer to do homework flopped on a rug, this practical caddy can make all the difference!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

This school year, have your child decorate his very own clip board and watch him do his homework in style!

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Creepy, crawly, spooky and even kind of cute! This spider loves school supplies and will do a great job guarding them.

Here's a hands-on activity you can do with your fourth-grader to practice measurement and directly apply the concept of area.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!