4th - 8th Grade Science Activities : Page 3

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

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

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This science fair project idea investigates how magnetism can defy the force of gravity.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

In this activity your child will create their very own marble maze!

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

This science fair project idea explores whether talking to a plant will help it grow.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Check out this cool science fair project on identifying rocks and minerals for kids.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

In this design challenge, your child will create a parachute for a small toy using typical household items.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

This science fair project idea determines what household items are good conductors of electricity.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

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

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

In this science fair project, students make their own rain gauge to measure rainfall.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.