4th - 6th Grade Science Activities : Page 7

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

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

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

In this activity your child will create their very own marble maze!

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project teaches students the differences between fruits and vegetables.

This simple experiment serves as an introduction to the greenhouse effect.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

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

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.