4th Grade Science Resources : Page 15

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.

This science fair project idea explores whether white light can be separated into different colors.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!