Showing Results for all grades and sequence : Page 43

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

What does yeast eat? Sugar, of course. But yeast also has some powerful enemies in the form of antifungal agents! Kids test them out in this fun yeast lab.

Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

In this art project, budding entomologists will create a larger than life, moveable puppet version of a praying mantis.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Make sourdough bread...and learn some colonial history and modern science in the process!

Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

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.

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.

The goal of this science fair project is to demonstrate the effects of oxidation by writing a message in invisible ink made from lemon juice.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Discover which battery composition (type) lasts the longest.

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Encourage your child to jump into sea creature science by creating her own colorful "socktopus" sculpture.

Examine the effect of pressure on carbonation in soda.

Determine which material produces the strongest static charge.

Try this arts and crafts activity with your preschooler: make bread from yeast dough to teach her about the science behind bread baking.

Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.