Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Help your child to create a familiar favorite from a book or series he adores out of papier-mache. Exercise your child's imagination and language arts skills.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Encourage your child to explore her favorite fairy tale, and learn about characters, plot, setting and story sequence as she draws her own pictures.

Help your kid keep track of all the developments that led to the American Revolution, by portraying the steps visually and literally!

Enjoy some autumn fun, and develop measurement skills with this sweet-smelling fall art project.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Play this "subtraction war" card game with your second grader and watch his math facts mastery leap forward!

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Make a Korean paper fan! This activity is a great way to help your child explore different cultures while she builds her fine motor and arts and crafts skills.

This science fair project idea determines what household items are good conductors of electricity.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Create a string of paper jack-o'-lanterns with this simple Halloween paper craft!

For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Take a break with a paper bag costume. A great rainy-day art project.

Want to ensure that your child's math knowledge stays sharp? This mean, median, and mode game is the perfect way to reinforce these essential math concepts.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

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.

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

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

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!