This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Most timeline activities are all about history. Make timelines more relevant and personal for your child by focusing on the hours and minutes of his day.

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

When you're studying the Mayflower, numbers can be an important part of the history...and a great chance to practice elementary math!

Probability can be a tough concept to master. Try playing this fun card game in order to help your third grader understand it a little better.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Money is a difficult concept to grasp. Help your kid get the hang of it with this pocket change triple Venn diagram activity.

Thanksgiving is a time to be with loved ones. It's also a time to chow down! Need help in the kitchen? There's no better helper than an avid fourth grader.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

For a fun activity that takes the dull out of decimals, show you child how to gain a better understanding of decimals...as dollar amounts!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Multiplication facts are a necessary skill, and this board game provides a fun way for your third grader to practice them!

Check out this game that provides an enjoyable way of demonstrating how recorded results can be expressed in whole numbers, fractions, and decimals.

Create a graph based on the interests of family member's to see who has what in common. Your child will practice her math skills and get to know the family!

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.