How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

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.

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

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

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!

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.

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

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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

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

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

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.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!