Swap worksheets for code breakers with this Addition Within 100 (without Regrouping) Escape Room, an exciting math mystery designed for Grades 1–2 review. This no-prep activity includes both digital Google Slides (drag-and-drop) and printable PDF versions, making it perfect for math centers, sub plans, morning work, test prep, whole-class practice, or homeschool use. Students will practice two-digit addition within 100 without regrouping, strengthening their understanding of place value, tens, a