3rd - 5th Grade Science Activities : Page 25

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

This science fair project idea explores alcoholic fermentation at work by making your own soda.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

In celebration of Earth Day, help your fifth grader write a poem from the Earth to its inhabitants.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Explore if planting seeds in a certain direction will affect how fast it germinates.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!