Preschool - 2nd Grade Engineering and Science Inquiry Activities : Page 5

This science fair project teaches students about wilting and browning of salad greens.

Make homemade lemonade in a baggie with your preschooler with this fun and easy recipe.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

People have favorite flavors, but what about ants? Which ant food is the most popular?

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

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.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

In this science fair project, young children notice and track changes in trees throughout the year.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!