1st - 3rd Grade Engineering and Science Inquiry Resources : Page 9

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

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

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

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

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.

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

Determine if gender affects the ability to identify different smells.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

This science fair project idea investigates how the shape of an object affects drag.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

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

Will increasing the amount of salt in water effect how slow or fast the water freezes?

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Teach your first grade scientist the difference between liquids and solids using maple syrup.