| 106401 | Geometric Sequences · Exercise 10 | Easy | |
| 106455 | Series and Their Notations · Example 1 | Easy | |
| 106458 | Series and Their Notations · Example 2 | Easy | |
| 106462 | Using Summation Notation | Easy | |
| 106464 | Finding the First n Terms of an Arithmetic Series | Easy | |
| 106468 | Solving Application Problems with Arithmetic Series | Easy | |
| 106470 | Finding the First n Terms of a Geometric Series | Easy | |
| 106473 | Solving an Application Problem with a Geometric Series | Easy | |
| 106475 | Determining Whether the Sum of an Infinite Series is Defined | Easy | |
| 106479 | Finding the Sum of an Infinite Geometric Series | Easy | |
| 106484 | Solving an Annuity Problem | Easy | |
| 106486 | Series and Their Notations · Exercise 6 | Easy | |
| 106488 | Series and Their Notations · Exercise 8 | Easy | |
| 106490 | Series and Their Notations · Exercise 10 | Easy | |
| 106689 | Basic Probability. (Simple intro to sample spaces) | Easy | |
| 106691 | Constructing a Probability Model | Easy | |
| 106692 | Probability · Try It 1 | Easy | |
| 106693 | Computing the Probability of an Event with Equally Likely Outcomes | Easy | |
| 106695 | Computing the Probability of the Union of Two Events | Easy | |
| 106697 | Computing the Probability of the Union of Mutually Exclusive Events | Easy | |
| 106699 | Using the Complement Rule to Calculate Probabilities | Easy | |
| 106701 | Computing Probability Using Counting Theory | Easy | |
| 106702 | Probability · Try It 6 | Easy | |
| 106703 | Probability · Exercise 3 | Easy | |
| 106707 | Probability · Exercise 7 | Easy | |
| 111222 | Averages and Probability · Example 1 | Easy | |
| 111225 | Averages and Probability · Example 2 | Easy | |
| 111228 | Averages and Probability · Example 3 | Easy | |
| 111243 | Averages and Probability · Example 8 | Easy | |
| 111246 | Averages and Probability · Example 9 | Easy | |
| 128301 | Tree Diagrams, Tables, and Outcomes · Example 1 | Easy | |
| 128302 | Tree Diagrams, Tables, and Outcomes · Example 2 | Easy | |
| 128303 | Tree Diagrams, Tables, and Outcomes · Example 3 | Easy | |
| 128305 | Basic Concepts of Probability · Example 1 | Easy | |
| 128306 | Basic Concepts of Probability · Example 2 | Easy | |
| 128309 | Basic Concepts of Probability · Example 5 | Easy | |
| 128310 | Basic Concepts of Probability · Example 6 | Easy | |
| 128315 | What Are the Odds? · Example 2 | Easy | |
| 128316 | What Are the Odds? · Example 3 | Easy | |
| 128317 | The Addition Rule for Probability · Example 1 | Easy | |
| 128318 | The Addition Rule for Probability · Example 2 | Easy | |
| 128727 | Terminology · Example 1 | Easy | |
| 128729 | Terminology · Example 2 | Easy | |
| 128730 | Terminology · Try It 2 | Easy | |
| 128731 | Terminology · Example 3 | Easy | |
| 128732 | Terminology · Try It 3 | Easy | |
| 128811 | Two Basic Rules of Probability · Try It 1 | Easy | |
| 128812 | Two Basic Rules of Probability · Example 1 | Easy | |
| 128814 | Two Basic Rules of Probability · Example 2 | Easy | |
| 128818 | Two Basic Rules of Probability · Example 4 | Easy | |