Make a big green alligator with household items and help your kindergartener practices letters and sounds!

Create clear sound shakers so your preschooler can observe and compare the different sounds that objects make!

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

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

Help your kindergartener review shapes - and build early reading skills - with this creative book project.

Have a lot of loose buttons lying around the house? Here are four ways to turn those loose buttons into an easy and positive learning experience. Button up!

This simple bookmaking activity will introduce and reinforce alphabet and number recognition skills that have been taught at home or learned in preschool.

Graph are a great way to organize information. Your child will get to practice graphing by creating a bar graph and a pictorial graph of her friend's names.

This activity will put those Halloween treats to good use by using candy corn to help your child with her subtraction skills.

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

Guessing is more than pure fun, it's also a key part of kindergarten math. Here's a fun way to bring estimation to the breakfast table.

Help your child make an imaginative, inexpensive spaceship from recycled materials. When the spaceship is ready, count backwards from ten and then BLAST-OFF!

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

These bean bag games are a fun and inexpensive way to keep your child learning! Work on social skills, coordination, math, or even spelling!

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

This activity is a great way to practice sorting, counting, matching, and other early math skills--- on the fly.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

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

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

This project examines the concentration of dissolved oxygen in water, with and without oil.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.