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Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

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.

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.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Check out this cool science fair project on identifying rocks and minerals for kids.

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!

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Plants and light seem to be good buddies, but how far does the friendship really go?

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

This science fair project idea investigates if fats add to the flavor of food.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.