Showing Results for compare with same denominators 2 : Page 19

This science fair project idea investigates how different disinfectants work in killing germs.

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

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Learn how different types of soil affect how animal tracks form in this experiment!

In this activity, your child will be challenged to make a tower using paper cups.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Will people perceive your intelligence differently depending on your hair color? Find out in this science fair project idea!

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Your kindergartener will make prints of his favorite fruits and vegetables and learn how to organize and assemble his very own book.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Try this simple activity with your middle schooler to help him develop an understanding of why scientific classification systems exist and how they work.

This experiment explores how microwave radiation affects fungi, bacteria, and plant life.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

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.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

This project examines whether more expensive golf balls translate into better results on the golf course.

This experiment explores the most common colors that appear among a sample of crossbred guppies.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Find out if most people can distinguish the difference between tones on different instruments.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.