Measure with centimeter cubes to find the length of reptiles. Add & subtract within 100. Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. What do you ...

Use non standard measuring tools to measure household objects. How do you measure something without a ruler? In this hands-on activity, children will learn how to measure objects against other ...

Elementary math encompasses essential first steps on the path to understanding numbers and their uses, patterns, and relationships. Along the way, students learn the skills of counting, estimation, ...