Showing Results for compare with different denominators 1

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

A food groups plate shows your child what category her foods belong in. Make a food groups plate with your child before dinnertime.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

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

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Do you think heat can affect a plant's growth rate?

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

How powerful is the reaction between baking soda and vinegar? Find out here!

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.