Showing Results for add and subtract

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This science fair project idea investigates if fats add to the flavor of food.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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

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

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

Making your own glass cleaner is easy, effective and inexpensive!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

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

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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.

Learn all about balance and motion as your child designs a corn maze!

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

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

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

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.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

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