Mini accordion files - label the tabs for Sight word flashcards, math facts, etc. She calls them S. files (students taking academic responsibility). Students could practice at school, and take these home and practice for homework!
This clothespin system will help you keep track of who has turned in their homework. Numbers corresponding to students on one side of clothes pin and smiley face on the other. Students flip their clothespin to the smiley face when they turn things in.