Learn math
the interactive way.

Build the five pre-calculus foundations needed before calculus.

Master all 9 essential limit skills with visual practice.

Watch secant lines become tangent lines — discover the derivative.

Master all 9 derivative rules through interactive levels.

From rectangle approximations to the Fundamental Theorem.

Master f(x) = mx + b — slope, graphs, equations & solving.

All 3 quadratic forms, vertex analysis, and 3 solving methods.

Explore f(x) = a√(x−h)+k — transformations, domain, range.

Explore the S-curve — graphs, transformations, and solving.

The flat S-curve — domain, inverse with x³, and solving.

Master f(x) = a·bˣ — growth, decay, graphs & intro to logs.

Master log_b(x) — definition, properties, and the 7-family portrait.

Linear, absolute value, and quadratic equations step by step.

Number lines, sign-flip rules, compound & absolute value inequalities.

Solve 7 equation types using a balance scale visualizer.

Visualizer, cheat sheet, and graded practice for factoring.

Add, multiply, compose, and find domains of functions.

Graph, divide, factor — long & synthetic division, remainder theorem.

Linear systems — graphing, substitution & elimination.

Combined lab for cubic functions and cube root inverses.

Slopes, parallel/perpendicular lines, and line equations.

Right triangles, Pythagorean Theorem, and classification.

Five tools in one: unit circle, waves, angles, graphing & practice.

All fundamental trig identities from reciprocal to Pythagorean.

Solve any triangle using Law of Sines, Cosines, or Heron's.

Six trig functions with interactive asymptotes and 8 levels.

Distances and midpoints in 1D and 2D with full cheat sheet.

Angle relationships, parallel lines, triangle theorems & proofs.

Reflect shapes across axes and lines with interactive practice.

Slide shapes using translation vectors on interactive grids.

Rotate shapes 90°, 180°, 270° about any point.

Discover line and rotational symmetry in shapes and functions.

Master vectors: components, operations, and real-world applications.

Workshop, operations animator, and dot product with 7 practice levels.

Factorials, permutations, and combinations with visual practice.

List, table & tree diagrams and the Fundamental Counting Principle.

Arithmetic, geometric, recursive sequences, series, sigma notation.

Expand binomials using Pascal's Triangle and sigma notation.