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

In this fun math activity, second graders will learn to estimate items in a jar! 

Add simple fractions in this fun math card game for second graders. This game is very similar to Blackjack, or 21, but it's entirely kid friendly!

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

Play this daily money game with your 2nd grade child to help his math skills.

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

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Make counting coins make "cents" to your second grader while giving her the chance to practice her math skills by playing this fun game with her.

This fun game helps children learn to estimate the most basic unit of time--a minute--without a clock.

This game provides your child with the opportunity to create, write, and read numbers.

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

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

Declare a "Pocket Day" in your house and help your child practice his addition skills as he counts how many pockets the family is wearing that day!