THE AP MATH RPG

Solve calculus.
Save the Isles.

One broken 3D world. Three AP courses — Precalculus, Calculus AB, Calculus BC. Every problem you solve puts the Isles back together, and every question is generated fresh and machine-verified.

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“I'm Del. As in ∇. Three courses now — same me.”

g_{n} = g_{1} \cdot r^{n - 1}

∇

f^{'} (x) = lim_{h \to 0} \frac{f ( x + h ) - f ( x )}{h}

∇

\sum_{n = 0}^{\infty} \frac{x ^{n}}{n !} = e^{x}

∇

sin^{2} θ + cos^{2} θ = 1

∇

\int_{a}^{b} f (x) d x = F (b) - F (a)

∇

x = r cos θ, y = r sin θ

∇

\frac{d y}{d x} = \frac{d y}{d u} \cdot \frac{d u}{d x}

∇

lim_{n \to \infty} \frac{a _{n + 1}}{a _{n}} < 1

∇

lo g_{b} (x y) = lo g_{b} x + lo g_{b} y

∇

\frac{d P}{d t} = k P (1 - \frac{P}{L})

∇

g_{n} = g_{1} \cdot r^{n - 1}

∇

f^{'} (x) = lim_{h \to 0} \frac{f ( x + h ) - f ( x )}{h}

∇

\sum_{n = 0}^{\infty} \frac{x ^{n}}{n !} = e^{x}

∇

sin^{2} θ + cos^{2} θ = 1

∇

\int_{a}^{b} f (x) d x = F (b) - F (a)

∇

x = r cos θ, y = r sin θ

∇

\frac{d y}{d x} = \frac{d y}{d u} \cdot \frac{d u}{d x}

∇

lim_{n \to \infty} \frac{a _{n + 1}}{a _{n}} < 1

∇

lo g_{b} (x y) = lo g_{b} x + lo g_{b} y

∇

\frac{d P}{d t} = k P (1 - \frac{P}{L})

∇

// COURSE SELECT

Three courses. One world. Pick your isles.

FRESHMAN & SOPHOMORE ON-RAMP● LIVE

AP Precalculus

Master every function. Chart the Frontier Isles.

Three untamed isles at the edge of the map — polynomial highlands, exponential spires, trigonometric tides. All 44 assessed topics of AP Precalculus, restored one function at a time.

zones

topics

∞

questions

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THE FLAGSHIP — WHERE IT ALL STARTED● LIVE

AP Calculus AB

Solve calculus. Save the Isles.

A 3D world broken by a fractured derivative. Every problem you solve puts it back together — all 8 units and 81 topics of AP Calc AB, one Rift at a time.

zones

topics

∞

questions

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EVERYTHING IN AB, THEN THE DEEP WATER● LIVE

AP Calculus BC

Beyond the horizon: series, polar, and the deep isles.

Everything in the AB Isles — plus the deep water: parametric currents, polar tides, and an archipelago of infinite series. All 10 units and 111 topics of AP Calculus BC.