Preschool - 4th Grade Engineering and Science Inquiry Resources : Page 11

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

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

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This project compares the strength of one, two, and three-ply toilet paper.

Do different types of oil mix or stack? Find out in this science fair project idea!

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

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

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

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

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

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

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

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

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

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.