How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

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

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

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

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

This science fair project idea investigates how color affects temperature.

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.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.