Preschool - 3rd Grade Science Activities : Page 6

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

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

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.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

In this design challenge, your child will make a bottle rocket using typical household items.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

This crafty activity provides a hands-on way for your child to illustrate how the trees look during each season of the year.

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

This science fair project idea investigates the hardness property of minerals.