Kindergarten - 7th Grade Engineering and Science Inquiry Activities : Page 8

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.

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.”

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

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

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

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 explores the different properties of matter.

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

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

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Challenge your learner to design and build a city of their own in this creative engineering activity.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

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

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

In this design challenge, your child will make a bottle rocket using typical household items.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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.

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

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!