Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 5.nbt Placing Thousandths on the Number Line

For Teachers 5th Standards
This task asks students to order decimal numbers to the thousandths on a number line between 0 and 0.1. Aligns with 5.NBT.A.3.
Lesson Plan
Better Lesson

Better Lesson: Introduction to Sorting by Color

For Teachers K Standards
Kindergarteners find classifying and ordering fascinating. In this lesson, students learn to sort by color.
Handout
Purple Math

Purplemath: Mean, Median, Mode, and Range

For Students 9th - 10th Standards
Mean, median, and mode are three kinds of "averages". The "mean" is the "average" you're used to, where you add up all the numbers and then divide by the number of numbers. The "median" is the "middle" value in the list of numbers. To...