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.

In this project children practice the scientific method while playing with puffy paint.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

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

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This classic children's game demonstrates how sound travels through air vs. through a solid.

The objective of this science project is to determine the length of time for different seeds to germinate.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

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

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This science fair project teaches students about wilting and browning of salad greens.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.