AUTOMATICITY eBooks
Automaticity refers to the ability to recall basic arithmetic facts with speed and accuracy. Automaticity is a foundational skill that, when mastered, reduces cognitive load during problem solving (makes problem solving easier). Automaticity develops over time (beginning in kindergarten) and should be a secure skill for all four operations by then end of 4th Grade. All automaticity activities end at the "Pink" Level.
Here is a video that shows how we use the Number Flipper for Automaticity activities: