What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

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

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

Invite your fourth grader to celebrate one of four holidays by creating a kid-friendly homemade Menorah, Advent Wreath, Kinara, or Diya!

Try this new twist to the traditional memory game to help your learner match number symbols to the correct quantity while sharpening their memory skills!

This classic children's game demonstrates how sound travels through air vs. through a solid.

Create your own set of alphabet blocks: you can make just a few or all 26.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This science fair project idea determines the probability of a coin landing heads or tails.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

Many of the world's most important historical documents were written with quill pens. Have your kid make his own quill pen and put his penmanship to the test!

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

This science fair project idea examines which type of insulation holds in the most heat.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Check out this dice game perfect for teaching your savvy kid the fundamentals of probability.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Here's an arts and crafts activity for your preschooler: make pendulum paintings using only a funnel, canvas, and paint!

This experiment evaluates if the lighting in a room affects the speed at which test subjects perform mental tasks.

Your fifth grader will love dreaming up special fortunes and embedding them in mouthwatering cupcakes for friends and family.

This costume wig is a simple craft that will result in a great item for Halloween, dress up, or pretend play. Make a yarn costume wig with your child.

Introduce your kid to cooking basics as you make shepherd's pie: a traditional Irish dish thanks to the trusty potato!

In this activity, your child will learn to name the numbers from 1 through 5 and they'll practice their counting skills.