Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

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

This science experiment has students test whether a snail moves faster on concrete or dirt.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

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!

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Discover whether a metal will expand under hot water.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Do different types of oil mix or stack? Find out in this science fair project idea!

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

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.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.