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

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Is your child a young ornithologist in the making?

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This activity is a great way to teach kids that, to find examples of science in action, they donât need to look any further than their own backyard.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.