Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

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

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

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

Using a toy race car kids create a visual model of the Doppler Effect.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea demonstrates that plants give off water.

This project examines whether people's taste perception is influenced by what they see.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

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

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

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

Engineers in training can get started with this simple wheel-and-axle construction activity.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

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

People have favorite flavors, but what about ants? Which ant food is the most popular?

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

This science fair project idea explores how length affects the weight a bridge can hold.

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

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.