This document provides 16 teaching ideas for teaching multiplication and division to students. The teaching ideas include revising number patterns online, investigating multiples, using visual representations and words to teach concepts, creating instructional videos and songs with QR codes, using apps and games to practice, exploring arrays with blocks and in the environment, playing games like the array game to practice, creating a multiplication pyramid together, and using strategies like Study Ladder for rapid recall practice. Bloom's Taxonomy and Multiple Intelligences are also incorporated into activity ideas.