Session 1: What Is a Number System?

Part A: A Simpler Number System

Part B: Comparing Number Systems

Part C: Building the Number Line

Homework

Session 2: Number Sets, Infinity, and Zero

Part A: Number Sets

Part B: The Size of Infinity

Part C: Examining Zero

Homework

Session 3: Place Value

Part A: Base Two Numbers

Part B: Exponents and Logarithms

Part C: Place-Value Representation in Base Ten and Base Four

Homework

Session 4: Meaning and Models for Operations

Part A: Meanings and Relationships of the Operations

Part B: Area Models for Multiplication and Division

Part C: Colored-Chip Models

Homework

Session 5: Divisibility Tests and Factors

Part A: Alpha Math

Part B: Divisibility Tests

Part C: Factors

Homework

Session 6: Number Theory

Part A: Models for Multiples and Factors

Part B: Looking for Prime Numbers

Homework

Session 7: Fractions and Decimals

Part A: Fractions to Decimals

Part B: Decimals to Fractions

Part C: Ordering Fractions

Homework

Session 8: Rational Numbers and Proportional Reasoning

Part A: Interpreting Fractions, Units, and Unitizing

Part B: Fractions With Cuisenaire Rods

Part C: Absolute and relative Reasoning

Homework

Session 9: Fractions, Percents, and Ratios

Part A: Models for the Multiplication and Division of Fractions

Part B: Decimals and Percents

Part C: Fibonacci Numbers

Homework

Grades K-2:

Part A: Observing a Case Study

Part B: Reasoning About Number and Operations

Part C: Problems That Illustrate Reasoning About Number and Operations

Homework

Grades 3-5:

Part A: Observing a Case Study

Part B: Reasoning About Number and Operations

Part C: Problems That Illustrate Reasoning About Number and Operations

Homework

Grades 6-8:

Part A: Observing a Case Study

Part B: Reasoning About Number and Operations

Part C: Problems That Illustrate Reasoning About Number and Operations

Homework