Showing Results for three digit and two step word problems : Page 3

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

Find out whether matte or shiny nail polish lasts longer.

Demonstrate how to tell the age of an egg without having to crack it open.

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

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

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

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

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

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

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

The objective of this science project is to determine the length of time for different seeds to germinate.

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

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

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

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

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.

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

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

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.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

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