Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

Help your first grader design and create his very own bird feeder out of an empty milk carton.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Allow your first grader to get his artwork outdoors this summer by letting him create a garden art box for his arts and crafts supplies.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

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

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Teach your child about recycling and gardening as she re-uses an empty plastic milk gallon jug to craft a swan-shaped plant container!

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.