Hands-on chemistry for grades 2-3. Six spy-themed investigations usingdollar store materials. Differentiated for gifted, STEM, and mixed-abilityclassrooms. Print Friday. Teach Monday.THE CIPHER LAB: PUZZLE PERSISTERS (Grades 2-3)Where Chemistry Meets Mystery — Beginner EditionYour second and third graders are NOT too young for real chemistry. Theyare ready for invisible ink, color-changing reactions, and patterndetection — wrapped in a spy mission narrative that holds their attentionfrom minute