Total Duration: 
61 to 90 Minutes 
Materials and Resources: 
Class set of protractors Notebook Pencil Worksheet from the website https://www.mathworksheets4kids.com/angles/measuring/standardtype1easy1.pdf (copy for all students) Measuring Angles worksheet in the attachment section Worksheet for Accelerated Students: Make copies as needed https://www.mathworksheets4kids.com/angles/measuring/multiplerays1.pdf Computer, laptop, or iPad (use with intervention website) Intervention Website: (click on the step by step button) http://studyjams.scholastic.com/studyjams/jams/math/geometry/measureangles.htm 
Technology Resources Needed: 
Desktop computer with access to interactive whiteboard Worksheet from the website https://www.mathworksheets4kids.com/angles/measuring/standardtype1easy1.pdf (copy for all students) Intervention Website: (click on the step by step button) http://studyjams.scholastic.com/studyjams/jams/math/geometry/measureangles.htm 
Background/Preparation: 
Teacher: The teacher needs to have taught the students how to recognize the different types of angles using pattern blocks. The teacher needs to have enough protractors for all the students. The teacher will need to practice using the protractor tool on the interactive whiteboard. This is an introductory lesson for measuring angles. Student: The student should know the parts of an angle. The student needs to know the following terms: vertex, rays, acute, obtuse, right, and straight. 
Before:
During:
After:

Attachments: **Some files will display in a new window. Others will prompt you to download. 
Assessment Strategies 
Informal: The teacher will monitor the students as they measure angles in the group activity, making sure that all students are measuring the angles accurately with the protractors. Formal: The teacher will use the worksheet called Measuring Angles in the attachment section to make sure all students have mastered measuring angles with a protractor. 
Acceleration: 
The accelerated students will be assigned the worksheet, https://www.mathworksheets4kids.com/angles/measuring/multiplerays1.pdf. 
Intervention: 
Struggling students may need oneonone instruction in a small group and use the following website: (click on the step by step button) http://studyjams.scholastic.com/studyjams/jams/math/geometry/measureangles.htm. 
View the Special Education resources for
instructional guidance in providing modifications and adaptations
for students with significant cognitive disabilities who qualify for the Alabama Alternate Assessment.
