Parabola Shaper Lab
Shape y = a(x − h)² + k with sliders: stretch it, flip it, slide the vertex — the dashed parent y = x² stays for comparison.
Shape the parabola
Drag a (−3 to 3), h (−5 to 5), k (−5 to 5) for y = a(x − h)² + k. The graph, vertex, and axis update live against the parent.