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

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Here's a great project to get your child on the right track towards writing well thought-out proposals.

In this activity, your child will design their own Best Self Journal to reflect on ways they have been their best each day.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Movement activities are crucial for developing minds and bodies. Animal movements, in particular, encourage children to think about their own body mechanics in comparison with animals they may have observed.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Create a string of paper jack-o'-lanterns with this simple Halloween paper craft!

Hair ties don't have to be plain old elastic circles. Your child can decorate her hair with beaded hair bands that add flair to her hair!

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

Dress up the dining table with a sweet craft right in time for Valentine's Day.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

If it's Easter, it must be time for egg hunts. But we have to admit, most kids would rather take a bite out of a yummy cupcake than a hard-boiled egg.

This science fair project idea produces varying pitches of sound.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Practice rhythm and rhyme with these step-by-step instructions for a pantoum poem!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

A package of memory wire and some beads are all that your artist needs to make a bracelet. The challenge will be to come up with a design inspired by autumn.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Looking for a way to channel your spring fever? Create a beautiful spring centerpiece with your child!

Make physical activity fun with this 4th-5th grade fitness game that's a twist on classic Tic-Tac-Toe.

This science fair project idea explores whether color affects a person's emotional state.

A St. Patrick's Day staple, corned beef and cabbage is a delicious way to celebrate the holiday and introduce your fourth grader to the kitchen.

This papier-mâché snowman is a unique winter craft for kids. Use this papier-mâché snowman to show your child the wonders of this three-dimensional art form.

This science fair project idea investigates if fats add to the flavor of food.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.