# Measurement and data

Contents

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

See how you score on these 20 practice questions

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

Learn how to measure length using unit squares and rulers.

Learn how to compare and estimate length.

Learn how to solve length word problems.

Learn how to read and make picture graphs.

Learn how to read and make line plots.

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