Calculus Clearance is a self-paced summer review designed for students entering AP Calculus AB or BC. This resource helps students refresh the algebra, functions, and trigonometry skills they need before calculus begins — without introducing new calculus content. This activity is perfect for summer work, a back-to-school readiness check, or an independent prerequisite skills review. Students work through 6 themed review zones with training examples and checkpoint codes. The Google Form is self-