5th - 7th Grade Activities

Will the shape of an ice cube impact how fast the ice melts?

Here's an easy project: create a homework helper bookmark so your fourth grader can write down assignments and mark the pages he needs to read.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Make a spring collage with your child to get them outside and those creative juices flowing!

Use these pretty egg carton flowers to decorate a spring table. They don't require water, they'll never wilt, and they're perfect for Easter.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

This science fair project idea explores the different properties & interactions of sugar molecules.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

This science fair project idea experiments with spinning color wheels and optical illusions.

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

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Greek mythology offers up some of the most epic tales ever. This Greek mythology tree activity introduces students to some of the main characters in Greek mythology.

Create your own version of an Aboriginal Australian dot painting in this fun activity!

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

In this design challenge, students will be tasked with creating a bouncy ball polymer!

This project explores whether there is an effect on people, including heart rate and self-expressed mood, when they are exposed to different types of music.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Craft butterflies from coffee filters in this sweet spring craft project!

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

Competitors go head-to-head only this time it's a race to figure out the lowest common multiple of two numbers; an important step to working with fractions!

Children read a famous letter from the American Civil War, then write a response, in this thoughtful history activity.