Showing Results for compound and hyphenated 2

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

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

This science fair project idea identifies trees using a dichotomous key.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.

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

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This science fair project idea investigates whether plants can survive being frozen.

This science fair project idea explores substances that cause a bubble to last longer.

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

Making your own glass cleaner is easy, effective and inexpensive!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.