Introduce your students to perimeter with this 24 page flipchart Promethean Lesson. In this lesson, the students have to help the farmer's brother take care of his animals while he is away. They need to make sure that the fences for each type of animal have the correct perimeter in order to keep the animals happy. This flipchart lesson provides many opportunities for students' interaction with the board, voting questions, as well as a link to a fun internet game all about perimeter. Enjoy!