 # MMW: Prime Vs. Composite

8-10 yrs old

11-13 yrs old

Math & Economics

Introduce students to prime and composite numbers with Minecraft block manipulatives. Submitted By: Joe Beasley

July 12, 2018

#### Skills

• Project Based Learning

### External References

#### Supporting Files

Mini Math Minecraft: Prime Vs. Composite Task

### Learning Objectives

• The student will understand the difference between prime and composite numbers
• The student will understand how arrays lead to factors and multiples.

### Guiding Ideas

What are the differences between prime and composite numbers?

What makes a number prime?

What do numbers that are composite have in common?

### Student Activities

1. Introduce this lesson by having students create a 4 x4 array in Minecraft. Discuss how many blocks are in the array. (16) Ask students to create arrays for the following numbers: 9, 14, 21, 24

2. Discuss what all of these numbers have in common.

3. Have students try to create arrays for 11 and 17. Students should realize that it is impossible to create arrays for these numbers.

4. Discuss the difference between prime and composite numbers.

5. Have students work on Mini Math Minecraft: Prime Vs. Composite Task 6. Share and discuss how to identify prime and composite numbers.

### Performance Expectations

This lesson is to spark discussion and have the students demonstrate their knowledge of prime and composite numbers.

#### Skills

• Project Based Learning

### External References

#### Supporting Files

Mini Math Minecraft: Prime Vs. Composite Task