We cover all of the major standards and skills in math for grades K-9. Freckle groups skills and standards into larger topics, often called domains. Below, you can see the major topic groups we cover (as well as their abbreviated names)!

**Note**: These names may appear differently depending on what state you are in and what standards your school follows!

**Elementary School Topics**

*Counting and Cardinality (CC) - grade K**Operations & Algebraic Thinking (OA) - grades K-5**Numbers and Operations in Base 10 (NBT) - grades K-5**Geometry (G) - grades K-8**Measurement & Data (MD) - grades K-5**Numbers & Operations - Fractions (NF) - grades 3-5*

**Middle School Topics**

*Ratios & Proportions (RP) - grades 6-7**Statistics & Probability (SP) - grades 6-8**Expressions & Equations (EE) - grades 6-8**The Number System (NS) - grades 6-8**Geometry (G) - grades K-8**Functions (F) - grade 8*

**High School Topics**

*Algebra 1 (grade 9)*

Are you looking for more basic concepts? Check out **Number Basics** or **Number Facts **(both available for K-2 students)!

- Number Basics covers foundational math skills and number sense
- Number Facts covers practice in conceptual understandings of addition and subtraction

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