Showing Results for compare with same denominators 1 : Page 23

Determine whether cats have dominant paws. Observe which paw cat uses to reach for treats, feather, and string. Calculate percentage for two paws.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

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

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

People have favorite flavors, but what about ants? Which ant food is the most popular?

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

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

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

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

Determine how we can separate the components of a solution

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

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

This science project researches the correlation between barometric pressure and wind velocity.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

Construct batteries that make electricity from fruits with this fun science fair project.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

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

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.