Also on these boards
Students draw a tree (teacher draws an example on the board) and label each branch with the 3 branches on the government. The "leaves" are divided into three sections for each branch and students give one example in each section of leaves. (This activity can be done with the flower bouquet activity).
This 121 page resource involves tons of activities (with LESS MESS) to add some creativity and color to your social studies interactive notebooks. The activities apply easily to most areas covered in social studies, and each activity comes with detailed suggestions and ideas about how to use it in your classroom.($)