Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Is your child a young ornithologist in the making?

How do organic materials become soil? This science experiment measures what materials biodegrade.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Examine the effect of pressure on carbonation in soda.

Create a self-portrait from natural materials in this collage craft activity!

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

This science fair project teaches students about wilting and browning of salad greens.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea explores whether color affects a person's emotional state.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

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.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.