Height is the measurement that shows how tall someone or something is. Height charts is a popular measurement tool uses to measure height. It can be measured in cm, inches, meters, etc.

**Comparing Height**

Using a number line is a great way to provide children with a starting point to compare the height of different objects. Comparing objects directly by placing one object against another to determine which is longer, taller, shorter.

**Which is the tallest?**

Circle the tallest picture.