Preschool - 3rd Grade Engineering and Science Inquiry Resources : Page 10

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

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

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This activity allows your kindergartener to translate what they observe into a beautiful poem.

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

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

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

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

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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.

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

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This science fair project idea investigates the difference in reaction times between boys and girls.

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

This science fair project idea investigates if fats add to the flavor of food.

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

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

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

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.

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.

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

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

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

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.