You should SEE EVIDENCE of your students' learning EVERYDAY. Exit Slips are an excellent way to ensure that your students are reflecting on their learning as well as a way to keep tabs on their progress.
Growth mindset visuals. A Poster for students with alternatives and behavior reminders. This one is good, because it is not a "do this" don't do that" poster. It is recommendations for situations that may arise often in class such as being confused about a topic or feeling discouraged because they don't understand
Simple sheet that can be worked through with a pupil to help identify their strengths and the things they enjoy or feel good about. This can then be shared among staff or displayed on their workstation. Plain design with room to personalise with a self portrait.