Math Lessons
Our "almost fun" Math lessons explain Math concepts using non-Math concepts you're already familiar with.
Use our interactive lessons and calculators to master these skills 🥳.
Numbers and Arithmetic
Fractions
Rates, Ratios, and Proportions
🛠 Ratios to Remember
🛠 Unit Rates
🛠 Proportional Relationships
Equations, Expressions, and Functions
Expressions
🛠 Adding and Subtracting Scientific Notation
🛠 Multiplying and Dividing Scientific Notation
Linear Equations & Linear Inequalities
🛠 Absolute Value Equations
🛠 Graphing Absolute Value Equations
Exponents and Polynomials
🛠 Exponents
🛠 Exponent Rules
🛠 Fractional Exponents
🛠 Roots
Geometry
Angles and Triangles
Transformations
Probability and Statistics
Data Sets
🛠 Box Plots
🛠 Dot Plots and Histograms
🛠 Scatterplots
Probability
🛠 Probability of One Event
🛠 Probability of Multiple Events
Algebra I
Linear Equations, Inequalities, Systems
🛠 Variable Isolation
🛠 Solving Complex Linear Equations and Inequalities
🛠 Systems of Linear Inequalities
Functions
🛠 Inverse Functions
🛠 Complex Functions
Quadratic Equations
🛠 Solving Quadratic Equations
🛠 Quadratic Formula
🛠 Vertex Form
🛠 Graphing Quadratic Equations
Exponential Functions
🛠 Manipulating Exponential Functions
🛠 Exponential Growth and Decay
Geometry
Congruence and Similarity
🛠 Congruent Triangles
🛠 Quadrilateral Proofs
🛠 Similarity Transformations
Trigonometry
🛠 Trigonometric Ratios
🛠 Trigonometric Identities
Circles
🛠 Angles and Circles
🛠 Polygons and Circles