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

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

Allow your first grader to get his artwork outdoors this summer by letting him create a garden art box for his arts and crafts supplies.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

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

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

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?

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