Get students up and moving as they show thumbs up or thumbs down to identify correct and incorrect representations of halves and quarters of lengths in this whole-class activity.
Each slide shows a length model and asks students to decide whether it correctly shows halves or quarters of a whole length — thumbs up if it does, thumbs down if it doesn't.
Includes 12 activity slides to identify whether the length model shown is a correct or incorrect representation of halves or quarters.