Showing Results for three digit and two step word problems : Page 2

This science fair project idea produces sounds by creating vibrations using different objects.

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

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

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

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

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!

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

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

This science fair project examines how seeds hitchhike on animals and clothing.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this activity your child will create their very own marble maze!

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

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

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

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

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

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Examine the effect of pressure on carbonation in soda.

This science fair project idea explores the egg's thin membrane.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

Find out which kind of bubble wrap fares best when put in impact.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.