3rd Grade Science Activities : Page 8

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

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

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

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.

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

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

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!

This science fair project idea investigates the difference in reaction times between boys and girls.

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

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

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

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

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.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

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

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Do you think heat can affect a plant's growth rate?

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Discover whether a metal will expand under hot water.

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

In this project students experiment with making music using only glasses of water.