Kindergarten - 2nd Grade Engineering and Science Inquiry Resources : Page 5

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

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 your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

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

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

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.

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

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

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

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.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Learn how different types of soil affect how animal tracks form in this experiment!

This science fair project idea explores how length affects the weight a bridge can hold.

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

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

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

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.