Kids practice time, estimation, and working with tables as they estimate how long it will take them to do an activity, then time themselves doing it.

Even snacktime can be educational! Use this engaging worksheet to teach students about estimation and measurement in the metric system.

Help your child practice his skills in estimation with this printable worksheet, which asks him to guess the weight of different objects.

Help your child practice his skills in estimation with this printable worksheet, which asks him to assess the length of household objects.

Adding large numbers becomes easy when you know how to round. Add two groups of numbers, round them to the nearest 10, then add again.

Kids will get a kick out of this fun measurement activity! Use these giant sneakers during your unit on nonstandard units of length or to discuss concepts like estimation with students.

Your student will practice her rounding skills with this multiple choice worksheet. Once she's done, she'll be an expert at rounding up and down.

Develop your rounding skills with this helpful worksheet!

Kids practice two-digit subtraction and rounding in this challenging 2nd grade math worksheet.

With lessons in place value and rounding, this addition worksheet offers young 2nd grade math whizzes a worthy challenge.

Your child will practice two-digit addition and rounding to the nearest hundred in this challenging 2nd grade math worksheet.

Combining place value, rounding, and advanced two-digit addition, this 2nd grade math worksheet offers young mathematicians a worthy challenge.

This challenging, multi-step 2nd grade math worksheet offers practice in two-digit addition with carrying, place value, and rounding.

Offering a lesson in place value and rounding, this addition worksheet is perfect for children tired of the usual addition worksheets.

Young addition whizzes get a run for their money in this 2nd grade math worksheet that combines two-digit addition, place value, and rounding!

Your child can dance his way to arithmetic success with this cheerful 2nd grade addition worksheet that includes lessons in analyzing place value and rounding.

Teach your child how to round to the nearest hundred with this 2nd grade math worksheet that includes two-digit addition and rounding.

We make "guesstimations" all the time in everyday activities, from shopping to cooking. Help your child make estimations with measurements.

Estimate the sum in each of these math problems. Challenge your child to round to the nearest hundred first, then add the two rounded numbers.

Can your little math whiz add up sums quickly in his head? Teach him to estimate before adding, a great skill to put to use in everyday life!

Knowing how to use a ruler is an important life skill! Help your second grader measure these musical instruments, practicing with both inches and centimeters.

Shed some light on measurement! This worksheet will help your child practice using a ruler to measure in inches and centimeters.

Bring an everyday skill to the table by helping your child try and "eyeball" a measurement for each item in inches and centimeters.

Get a taste for using a ruler with this tasty practice sheet! Your little chef can practice measuring items in both inches and centimeters.

How long would your arms have to be to hug this tree? Help your child practice measuring objects with a ruler, using both inches and centimeters!

These fuzzy friends are here to help your child learn to measure with a ruler! Kids can get an introduction to measuring in inches and centimeters.

Rapunzel is famous for her never-ending hair! Your child can practice basic measurements with a ruler by measuring how far down the tower her hair goes.