Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Make a backbone model to explore human anatomy and life science.

This science fair project idea demonstrates sonar mapping of the ocean floor.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

This science fair project idea tests whether tall people have the ability to swim faster than people of average and shorter heights.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

An home science experiment for older students that teaches about the science behind heat.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

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

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This kids' activity is fun to perform and impressive to watch. Plus, it's a great example of Newton's First Law of Motion at work.

This simple experiment serves as an introduction to the greenhouse effect.

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!