Showing Results for three digit and two step word problems : Page 7

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

This project examines whether more expensive golf balls translate into better results on the golf course.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

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.

This experiment will evaluate if the environments that people work in affect their speed and accuracy in performing mental tasks.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

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

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

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