2nd - 4th Grade Science Projects Resources : Page 12

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

This science experiment has students test whether a snail moves faster on concrete or dirt.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Construct and experiment with a periscope using reflected light rays to gather an image.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

This science fair project idea examines whether boys and girls differ in reflexes.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This science fair project investigates why the number of visible stars changes from place to place.

Find out which kind of bubble wrap fares best when put in impact.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

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.

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?

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.