Be assured that you are giving your students ample practice in each component of the common core by using this unit, Operations and Algebraic Thinking: Kindergarten Common Core Essentials. There are two games or activities that cover each standard.
Addition Trains: Solving Addition Problems
Kids at School: Represent Addition & Subtraction Problems
Math Journal Page: Represent Addition & Subtraction Problems
Fill the Aquarium: Solving Word Problems
Teddy Bears: Solving Word Problems
Gym Combinations: Making Number Combinations
Little Monsters: Decomposing Numbers
A Frog's Lunch: Making Combinations
Robots: Making Sums of 10
Bears and Shells: Solving Subtraction Problems.
Make it 5!: Adding Fluently to 5