Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

In this experiment, your middle schooler will chart the effects of oil on a feather in order to grasp the tragic effects of oil spills on wildlife.

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Summer is a great time to work on pre-kindergarten skills that will serve your child well in her first year at school, while having some fun in the sun!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Can you think of a way of cleaning dirty water using the sun? In this activity, you will be making a "solar still" that is able to do just that!

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

In this activity, find out who the flowers' "partners in crime" are by being a flower spy!

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

In this science fair project, students make their own rain gauge to measure rainfall.

Test your skills as a weather forecaster, and learn some science terms on the way!

In this math and science activity, help your middleschooler learn about proportion and measurement with just her shadow and a tape measure!

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

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.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Want to get your bookworm interested in science? Check out this cool activity that teaches kids how to write science fiction!

Help your child celebrate the summer and the sun by making a sandy seascape.

Did you know that August is American Artist Month? Your child can explore the art of photography by using a digital camera to capture the landscape around her.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

Make a spring collage with your child to get them outside and those creative juices flowing!

This easy at-home experiment is a great way to "see" science.

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

Slip some science into storm watching with a homemade rain gauge!

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