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Showing Results for measuring with rulers

This science fair project idea  investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Measuring Magnification

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Evolution of Gas from Yeast

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

How Much Radiation is in Your House?

Find out which type of sponge holds the most water.

Which Type of Sponge Holds the Most Water?

This science fair project will help students learn about non-vascular plants, such as mosses.

Water and Mosses

This science fair project idea explores substances that cause a bubble to last longer.

Soap Bubbles

This science fair project explores how osmotic pressure forces water through the root up into the plant.

How Does Water Travel Up the Root of a Plant?

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Which Plants Can Resist Walnut Tree Allelopathy?

Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.

Wacky Windmill Challenge

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Passive Solar Heating

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Reservoir Capacity of Igneous, Sedimentary, and Metamorphic Rocks

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

Tsunamis, Earthquakes and Meteors 

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Traveling Tsunamis 

This science fair project idea examines whether adding gelatin causes a solid  to have a higher melting point and/or melt slower.

Does Gelatin Slow Down the Melting of Freezer Pops? 

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Can Hydrogel Crystals be Used as a Sensitive Humidity Indicator?

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Cooking Oil Smoke Points

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Effect of Pollution on the pH of Rainwater

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Halloween Potions

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Making Sugar Crystals

Check out this cool science fair project on identifying rocks and minerals for kids.

Identifying Rocks and Minerals

Using an empty tennis ball can and a swimming pool, you will determine if it&#39;s possible to have a conversation under water.

Speaking Under Water

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Does Temperature or Concentration Affect pH?

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Be a Birdseed Detective

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

Sink or Swim: Calculating Density of Fruits and Vegetables

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

The Difference Between Bleached and Unbleached Flour

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

How to Find Specific Gravity of Minerals

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Can Jell-O be Made With Just Warm Water Instead of Boiling Hot and Then Cold? 

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Do Butterflies Prefer Sugar Water, Salt Water, or Plain Water?

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Reaction Time Science: How Fast Are You?

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Testing the Solubility of Common Liquid Solvents

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