This Fluency Activity is a part of the Lesson 20, Unit 1, Grade 1. Providing students with ongoing counting practice throughout the year builds and maintains their counting skills, which are foundational for later first grade work with adding and subtracting tens. Play two games of Sparkle, counting by tens, starting at 5. For the first game, count the regular way: 5, 15, 25, 35. For the second game, count by tens the Say Ten Way.