Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Who says snow globes are just for winter? Help your child create a summer version with this fun art project!

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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

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

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

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.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science project allows students to study the psychology of happiness.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.