1st - 7th Grade Science Activities : Page 18

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This biodiversity project examines the biodiversity in your own backyard.

This science experiment tests if dog saliva can really help heal wounds.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Make a lei and bring a touch of the tropical lifestyle into your home!

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

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.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.