4th - 8th Grade Science Activities : Page 5

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

The goal of this project is to create an exciting topographical map out of dough.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

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

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.

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

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

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

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

This basketball project explores the best way to make the perfect shot every time.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

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

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

This science fair project idea produces varying pitches of sound.