2nd - 8th Grade Science Activities : Page 7

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

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 activity your child will create their very own marble maze!

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

This science fair project idea determines if the color of light affects the growth of plants.

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

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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

Learn all about balance and motion as your child designs a corn maze!

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

This science fair project idea explores the different properties of matter.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Test whether plants can grow without sunlight and water.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.