# Measurement and data

Contents

Learn how to measure length, tell time, count money, and make graphs.

## Length and size

Learn how to compare things by length. No measuring required.

## Measuring length

Learn how to measure length using unit squares and rulers.

## Comparing and estimating length

Learn how to compare and estimate length.

## Length word problems

Learn how to solve length word problems.

## Picture graphs

Learn how to read and make picture graphs.

## Bar graphs

Learn how to read and make bar graphs.

## Line plots

Learn how to read and make bar graphs.

## Time

Learn how to tell time.

## Money

Learn how to count U.S. coins and dollars.