Kids practice estimation by guessing the number of stars on this first grade math worksheet. Then they check their guess by counting the stars.

This first grade math worksheet helps your child practice estimation, an important skill he will use as he progresses in math, and throughout his life.

Kids visually estimate the number of fish swimming on this worksheet. After making their guess, they check it by counting each fish.

Help your first grader practice his math skills with this printable worksheet, which will give him practice rounding to the nearest ten.

Practice measurement with this colorful worksheet. Students will first make an estimation, and then measure with a ruler.

Estimation is an important part of math and science. Practice estimating length by using your best guess!

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.

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.

Kids visually estimate the number of oranges on a set of trees, then count the oranges one by one and see how close they were. Then they color the page.

Kids estimate and measure inches in this silly math worksheet.

From reading a ruler to estimating weight, this worksheet is packed with measurement exercises to help first graders review.

Learn how to measure in inches using items found around your house or classroom!

This cute, colorful worksheet challenges children to estimate the lengths of four fish in inches and centimeters before using a handy cut-out ruler to measure them.