1st - 7th Grade Science Activities : Page 31

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This science fair project idea explores whether color affects a person's emotional state.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

Construct and experiment with a periscope using reflected light rays to gather an image.

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Learn whether writing things down really makes things easier to remember.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Determine if gender affects the ability to identify different smells.

Introduce your child to the amazing, almost magical phenomenon of static electricity!