Turning 2D into 3D

Explicit teaching Model using groups to solve multiplication problems. Launch https://www.youtube.com/watch?v=kLW6k1rpwuM&ab_channel=ThemeParksOver the holidays my friend went to Movie World with{...}

Have number grids blank   0-100 100-200 200-300 300-400 Take it in turns of writing numbers on to the grid.{...}

Beat the teacher game.  The teacher and students create a 3 digit number from the rolls of a dice that{...}