Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

It's a race against time to see how quickly she can color match and correctly place all of the water beads!

Practice subtraction with your second grader in this fun dice game. Math concepts have never been more fun!

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

Compare different remedies for cooling the mouth after eating spicy food.

Send your child on a hunt throughout the house for numbers to help develop her number recognition and ordering skills.

Try this card game to build math fact skills, like addition and subtraction, and have a great time, too!

This book-making activity is quick and easy, and it gives emerging readers insight into how a story's illustrations provide context clues.

This experiment will evaluate how texting and talking on cell phones influence reaction time.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

In this project, a magnet is used to collect iron from breakfast cereals.

In this cooler-than-average writing activity, your child uses paint chips and words to write a story!

With this fun craft activity, your child can design and "make" his own money, for use as currency and math practice at home.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.

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

Explore the effect of wind speed on the burning rate of a candle.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

I scream, you scream, we all scream for homemade spearmint ice cream!

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

Science fair project that examines the biodiversity of ant populations in various locations.

This science fair project idea determines if the color of light affects the growth of plants.

Most kids love to play spy. Here's a way to have fun with mysterious codes while mastering an ordinary, necessary skill: first grade spelling.

This year, celebrate Father's Day with three hilarious outdoor family games.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Exponents can be tricky to learn. Fortunately this game provides plenty of multiplication practice for your math student!

Combine kids' love of scavenger hunts with consonant blends to create a fun game that's perfect for everything from birthday parties to rainy days at home.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

Is your princess missing a crown? Look no further: grab a few sparkly pipe cleaners and twist for a crown that's half jewelry, half sculpture, and 100% shine.