1st - 3rd Grade Science Projects Activities : Page 4

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

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

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

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

This science fair project idea determines what household items are good conductors of electricity.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

In this project students experiment with making music using only glasses of water.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

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

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

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

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

This science fair project idea explores substances that cause a bubble to last longer.

In this experiment you will replicate the mummification process by making a hot dog mummy.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.