2nd - 8th Grade Science Activities : Page 8

Plants and light seem to be good buddies, but how far does the friendship really go?

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

This science fair project idea determines the most effective method of preserving food.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

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!

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

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

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

How powerful is the reaction between baking soda and vinegar? Find out here!

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

This science fair project idea produces varying pitches of sound.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.