Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

Summer is a great time to work on pre-kindergarten skills that will serve your child well in her first year at school, while having some fun in the sun!

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

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.