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

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

This science fair project idea explores how length affects the weight a bridge can hold.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

Will male or female hair grow faster? Find out in this science fair project idea!

This science fair project idea determines whether eating before or after exercise is more beneficial to health and performance.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea investigates how the shape of an object affects drag.

Check out this cool science fair project idea to explore various aspects of projectile motions like mass, angle and distance.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

Multiple-choice test questions can be confusing. Here's a toolbox of tricks and strategies to help your teen become a multiple-choice master.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This experiment explores how microwave radiation affects fungi, bacteria, and plant life.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

Explore whether pianists have the tendency to type faster than non-pianists.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

This science fair project idea explores how far the average human can see.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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