Kindergarten - 4th Grade Science Projects Resources : Page 14

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

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

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

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

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

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

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.

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.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Cleaning can be a chore, but not with this sudsy experiment!

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

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.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

In this science fair project you will make a model of a cell membrane using very simple material.

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

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

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

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

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

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

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

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

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

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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

This science project teaches students to classify different shapes of leaves.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.