A 'do now' is any activity that you have at the very beginning of class that helps you set the tone for that day. — Teaching Channel

Number talks are a great way to build students’ number sense through a short daily math routine. — Teaching Channel

[A] whole-group mathematics task consisting of three distinct parts: an engaging and perplexing Act One, an information and solution seeking Act Two, and a solution discussion and solution revealing Act Three. — SFUSD Math