Watch the proof come alive! Rectangles fill the region under y = x^2 with increasing precision, converging to the exact area - motivating the integral visually. Students control an 8-phase animated walkthrough with 10 worked examples and an interactive scrubber timeline. Perfect for visual learners who need to SEE why the math works, not just memorize formulas. What's Included:- 10 worked examples with varying values - 8-step animated proof walkthrough per example - Interactive scrubber/timeline