Showing Results for compare with same denominators 1 : Page 39

Learn about the anatomy of the autonomic nervous system and its relationship to the rest of the body.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

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

This experiment tests which gender is better at catching how a magician performs his tricks.

Test ability to distinguish between natural and artificial aromatherapy oils. Select fragrance, natural and synthetic sample. Volunteers state preference.

In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

The goal of this science fair project is to investigate the effect of irradiation on the germination and growth of vegetables, such as the tomato plant.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

In this science fair project you will make a model of a cell membrane using very simple material.

Are you able to endure long periods of exercise? Find out if snorers can exercise longer than non-snorers.

This experiment investigates whether there are certain sounds that affect men and women differently

Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.