My CT last semester used these to call on students to answer questions or help with a group activity. Usually gave everyone a fair advantage of being called on.
classroom management ideas
SHINE Classroom Management Poster- too cute! ;)
Classroom Management Teacher Clips
Haven't heard these yet! Great for classroom management.
Teacher Week-Classroom Management
Maybe reword a little more positively, but great for quickly letting parents know about a tough day. Maybe "something I did well today" and have checkboxes and then "what I had trouble with today:" and a student section for writing in explanation?