Math
Interactive math visualizations for middle and high school teaching.
Function Grapher
Plot common functions with live parameter sliders (linear, inverse, quadratic, power, exponential, logarithmic) and read off key features.
Trigonometry Lab
Explore the unit circle and trigonometric functions y = A·sin(ωx+φ)+k with live sliders for amplitude, period and phase.
Geometry Lab
Drag triangles, quadrilaterals and circles to explore sides, angles, area and the Pythagorean / sine / cosine theorems.
Conic Sections
Plot circles, ellipses, parabolas and hyperbolas with live sliders, showing foci, eccentricity and asymptotes.