Engineering and Science Inquiry Activities : Page 25

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

This science fair project idea examines whether people can decode scrambled messages.

Science fair project that determines whether mass and weight are the same or different.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

This experiment investigates whether paper color influences people's ability to remember the information that they read.

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.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

In this experiment, recycled objects are separated to demonstrate how mixtures are made and the variance in the physical properties of their ingredients.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

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

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

This project concerns activity happening millions of miles away, on the sun.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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.

Science fair project which compares the rates of photosynthesis for various light sources. Which type of light will be best for photosynthesis and why?

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

In this science fair project, students use the streak test to tell minerals apart from each other.

Looking for a fun project on energy? Check out this fun elementary school science fair project idea that demonstrates chemical energy in a bottle.