Showing Results for and : Page 26

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Get a cool science project idea on a photovoltaic cell and explore the various factors that affect the energy output of the photovoltaic cell.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Use a fish tank to simulate a pond! This science fair project explores the relationship between acid rain and the dissolved oxygen concentration of water.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Your child will create an adorable Christmas tree from their footprint and practice counting while decorating their tree with objects of a variety of textures.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.