This science fair project investigates which of two learning modes most commonly used in school, visual and auditory, is better for information retention.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Transform a single sheet of card stock into a double-sided painting of opposites: on one side, a bright daytime landscape, on the other, a dusky evening scene.

Drift away with this charming craft that lets your child create a paper hot air balloon or two.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

Monitor the impact learning how to play chess has an academic performance. Divide subjects into two groups compare GPA

All your preschooler needs to create a personalized Halloween memento is their two hands and some black paint.

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

Compare fractions in this two-player math game. The objective of the games is to work together to determine who has created the largest fraction.

In this science fair project, high school students will try to determine the mathematical patterns in JS Bach's two movement preludes and fugues.

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

In this activity, your child will experience multitasking, then mindfulness and compare the two in terms of productivity and calmness.

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

Help your child get the hang of reading with this fun activity. Here's how to make a spinning phonics wheel out of two paper plates.

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Want to reinforce new middle school math terms (variables, equations), while helping your child solve simple one and two-step equations?

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

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

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Use two toilet paper rolls to make a pair of homemade binoculars and let the games begin. Here's how:

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Determine whether cats have dominant paws. Observe which paw cat uses to reach for treats, feather, and string. Calculate percentage for two paws.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Riddles about two trains passing in the night are often featured on SAT tests. Help break these problems down into five easy steps.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

In this simple math activity, your young learner will compare two types of Valentine's Day candy using a Venn diagram.

Looking for something to do with all those plastic 2-liter bottles that seem to accumulate endlessly? Turn them into a unique mini birdbath.