### Abbreviations:

Resource Categories:
A: Assessments (Formative, Performance, Summative)
P: Problems, Projects, Activities
R: Research (articles books reports, data)
L: Lesson Plans
U: Unit Plans
C: Commentary

Standard Description Resources
K.CC Know number names and the count sequence Games:  Counting (P)
Count to tell the number of objects 10 Black Dots (P)

Mental math (P)

Hiding assessments (P) (A)

Compare numbers Five Creatures (P)
K.OA Understand addition as putting together and adding to, and understanding subtraction as taking apart and taking from Subitizing (P) (A)

Problem Types Kindergarten (P)(R)

Work with numbers 11-19 to gain foundations in place value Organizers (P)

Games:  Decomposing (P)

Today’s Number (P)(A)

1.OA Represent and solve problems involving addition and subtraction 1st Grade Problem Types (P) (R)
Understand and apply the properties of operations and the relationship between addition and subtraction Organizers (P)

Add and subtract within 20 Organizers (P)

1.NBT Extend the counting sequence The Line Up Book (P)

Measurement Carnival (P)(L)

Understand place value Menu:  Teen Numbers (P)(L)
Use place value understanding and properties of operations to add and subtract Comparing 2 numbers (P)

2.OA Represent and solve problems involving addition and subtraction Band-aids (P)(L)(A)

2.NBT Understand place value Base five (Adult P)

Four Strikes (P)

Use place value understanding and properties of operations to add and subtract Place value behind addition (P)

Subtraction magician (P)(R)

Properties (P)

3.OA Solve problems involving the four operations, and identify and explain patterns in arithmetic 3rd Grade Problem Types (P) Consecutive Sums (P)

Four Strikes (P) Subtraction Magician (P)(R)

3.NBT Use place value understanding and properties of operations to perform multi-digit arithmetic. Multi-step problems (P)