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Algebra

Understand how symbols stand for unknown values and how relationships are built.

20Courses
60Lessons
120Micro-lessons
Course #1

Variables

Work with symbols to represent unknowns and reason about relationships.

Open course
3 Lessons6 Micro-lessonsDifficulty: Beginner
Course #2

Expressions

Build and understand algebraic expressions using values, symbols, and operations.
Open course
3 Lessons6 Micro-lessonsDifficulty: Not set
Course #3

Simple Equations

A practical course that shows how equations stay balanced and how to find unknown values.
Open course
3 Lessons6 Micro-lessonsDifficulty: Not set
Course #4

Substitution

Using substitution to evaluate algebraic expressions.
Open course
3 Lessons6 Micro-lessonsDifficulty: Not set
Course #5

Like Terms

Practice identifying and combining terms that share the same variable structure.
Open course
3 Lessons6 Micro-lessonsDifficulty: Not set
Course #6

Linear Equations

Explore methods to solve single-variable linear equations efficiently.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #7

Inequalities

Explore the world of inequalities and learn how to solve them effectively.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #8

Distributive Property

Explore how multiplication distributes over addition and subtraction in algebraic expressions.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #9

Factoring Basics

Dive into the world of algebraic factoring, focusing on breaking down expressions into simpler components.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #10

Word Problems

Explore the world of algebraic word problems and learn how to solve them effectively.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #11

Quadratic Equations

Advanced mastery of solving second-degree equations, focusing on judgment, restraint, and calibration in ambiguous scenarios.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #12

Factoring Trinomials

Mastering the judgment required to factor trinomials under ambiguous and high-stakes conditions.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #13

Completing the Square

Mastering judgment in rewriting quadratics as perfect squares under ambiguity and pressure.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #14

Systems of Equations

Advanced judgment in solving systems of equations: recognizing limits, trade-offs, and consequences.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #15

Polynomials

Advanced mastery of polynomial operations: addition, subtraction, multiplication, and division. Focus on judgment, restraint, and calibration under ambiguity.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #16

Rational Expressions

Advanced judgment in simplifying and operating on rational expressions under ambiguous and high-stakes conditions.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #17

Exponential Expressions

Advanced mastery of exponential expressions: judgment, restraint, and calibration in ambiguous algebraic contexts.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #18

Algebraic Fractions

Mastering judgment in simplifying complex algebraic fractions under ambiguity and pressure.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #19

Algebraic Modeling

Mastering judgment in representing complex real-world problems with algebraic structures. Focus on ambiguity, trade-offs, and restraint.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #20

Algebra Mastery

A course for advanced teens to calibrate their judgment and restraint in complex algebraic situations.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced