Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

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

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

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

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Here's an activity that takes fourth grade reading and writing skills beyond the classroom to offer a warm welcome to a new neighbor.

Help your child get ready for back to school with this fun fifth grade activity, which has him creating an "I'm Studying" door sign.

Add a little sparkle and shine to your Christmas or Easter decorations: make a charming blown egg ornament in this fourth grade arts and crafts activity.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

El dia de los muertos (the day of the dead) is a Mexican holiday celebrated on November 1st and 2nd every year. Other Latin American countries celebrate a variation of the holiday, but it originates in Mexico and is unique to this country. These two days

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

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

Here's an activity to teach your fourth grader how to reflect on her past year and set specific, attainable goals to reach in the New Year.

Here's an activity that lets your third grader, fourth grader, or fifth grader bring the warmth and light of lanterns into your home by making his own.

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.

Test whether plants can grow without sunlight and water.

Practice probability as well as negative and positive numbers in this fun math card game designed for fourth graders.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This math game helps fourth graders improve their understanding of positive and negative integers in a fun way.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Here are three healthy burger recipes your second grader can help you whip up for a summer barbecue!

Add negative and positive numbers in this fun math card game for fourth graders!

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

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Introduce your fourth grader to the deliciousness that can come out of the kitchen by helping him make these sugary traditional Mexican cookies, or biscochitos.

How well can people recall what they have observed. Test your knowledge in this fun experiment.