Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

Challenge your third-grader to sharpen her new math skills--and maybe do the planet a favor, too.

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

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

Have your child construct his own Christmas tree from construction paper while cutting, overlapping and measuring to create an adorable modern design.

Looking for a fun way for your child to practice the basics of addition, subtraction, and multiplication? Look no further than this fun card game!

Invite your second grader to help you measure and mix these fresh, cool concoctions!

If your 2nd grade child asks for time often, encourage him to read time on his own by talking about time throughout the day.

Money is a difficult concept to grasp. Help your kid get the hang of it with this pocket change triple Venn diagram activity.

Use familiar household items and decorations to turn estimation into a fun game!

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

This science fair project idea identifies clouds as a means of predicting the weather.

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

This project tests the hypothesis that dark colors absorb more heat than light colors.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.