Preschool - 4th Grade Engineering and Science Inquiry Resources : Page 9

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Test whether plants can grow without sunlight and water.

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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

This science fair project idea explores whether white light can be separated into different colors.

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

This science fair project idea demonstrates that plants give off water.

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

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

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

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.

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

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This project determines what category of person is most likely to be ticklish.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!