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

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

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

Plants and light seem to be good buddies, but how far does the friendship really go?

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

Using a toy race car kids create a visual model of the Doppler Effect.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

How powerful is the reaction between baking soda and vinegar? Find out here!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

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.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

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

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

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.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This science fair project idea determines which method of hand cleansing is the most effective.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This science fair project idea examines the reason boats are shaped and engineered.

In this science fair project, students use the streak test to tell minerals apart from each other.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This project determines what category of person is most likely to be ticklish.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.