Sentence:  Have a special small bucket called the tattle bucket. Make name cards for each child. ... When children have a <WSD>tattle</WSD>, instead of disrupting the class, they get their name card and put it in the tattle bucket. Look in the bucket at varying times during the day. If you see a name card, go to the child and say, "I see you have your name card in the tattle bucket. What would you like to tell me?" Many times, children will have forgotten all about the <WSD>tattle</WSD>. 
Meaning of the word marked with <WSD> tags:  "Often said of children": a piece of incriminating information or an account of wrongdoing that is said about another person.