🍰 Quadratic Mystery: Completing the Square – Baking Competition Engage your students with this fun, no‑prep completing‑the‑square mystery! In this Bake‑Off–themed algebra activity, students rewrite quadratic equations from standard form to vertex form and use each vertex to uncover clues about who took the missing macarons, where they were hidden, and why they disappeared. Perfect for Algebra 1, Algebra 2 review, stations, partner work, or a fun Friday printable worksheets lesson. ⭐ What