Preschool - 3rd Grade Engineering and Science Inquiry Resources : Page 9

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

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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

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

Test your friends to find out if you can replicate the placebo effect's incredible results.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

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

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

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

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

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

Make a backbone model to explore human anatomy and life science.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

In this science fair project, students use the streak test to tell minerals apart from each other.

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

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

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

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

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