Showing Results for high frequency 3 : Page 19

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Free science fair project idea examining how different types of water affect plant germination and growth.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

This project researches whether the type of land use affects the water quality of Queenstown Creek.

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

Explore the negative and positive consequences of stereotypes.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

This project will explore whether people are emotionally susceptible to suggestions of both humor and sorrow.

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

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.

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

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

What kind of fabric holds dye best? How can you improve a dyed fabric's colorfastness? In this colorful project, test colorfastness using mordants and bleach.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

This experiment evaluates if the lighting in a room affects the speed at which test subjects perform mental tasks.

This project explores ways to prevent static electrical shocks.