Showing Results for adding mixed number like denominators : Page 2

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

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.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.

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.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This experiment evaluates if people of a specific gender or age more likely have an elevated number of taste buds, allowing them to taste what others cannot.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Do different types of oil mix or stack? Find out in this science fair project idea!

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

This science fair project idea examines whether boys and girls differ in reflexes.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Test the effects of left and right handedness on writing speed and penmanship. Volunteers hand-copy the same paragraph of text, which samples look neater?