Flash the dots
Flash a dot card for two seconds and have kids call out how many. No counting allowed! Seeing quantities at a glance builds the number sense that makes adding easier later.
Why it works: pulling an answer out of memory makes it stick far better than rereading it, one of the strongest findings in learning research (Dunlosky and colleagues, 2013).
Try it withSubitize 1 to 10 Flash CardsFlash CardsOpen it →























