Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

This science fair project idea explores the different properties of matter.

Learn about how to write a couplet poem in this easy introduction to the classic poetry style.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea explores whether talking to a plant will help it grow.

Your fourth grader will get their mind working with this simple "Chanukah" anagram game. They will hone their language and spelling skills with this one!

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

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

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

A lemonade stand is a great opportunity for your kids to work on their money skills and donate some hard earned money to charity.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Remember the classic card game, Go Fish? Here's a fun twist on it that will help your kid learn her the different parts of speech in a fun way!

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

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This science fair project idea explores the egg's thin membrane.

Give your child a taste of life in Civil War era America by mixing up a batch of old-fashioned cornbread, adapted from a 19th century recipe.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

You won't miss the gluten in these pancakes! These delicious and nutritious flap jacks will make a fabulous addition to any breakfast table, gluten free or not!

Help your young sewer create a delightful owl egg cosy out of just a few felt scraps and some embroidery floss.

There's only one word that rhymes with orange. This is bad news for poets who want to write about oranges. But what if they use word play instead?

Children research and make a timeline of an inspiring woman in this biography activity.

Stir up some friendly competition with this tabletop bow and arrow craft!

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Learn how to make a trick-or-treat bag for Halloween. See how to make a decorative trick-or-treat bag with this Halloween craft tutorial.

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

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

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Here's a guide to help you design a challenging pool obstacle course for your elementary school children with ordinary pool toys and household objects.