Make double-digit addition practice fun and engaging with this Number Dots mystery picture activity! Students tap the dots on each number to solve addition problems with regrouping. As they work, they’ll reveal a hidden mystery picture, keeping them excited and motivated to finish. Perfect for math centers, independent practice, early finishers, or review, this resource combines skill-building with a puzzle twist that students love. What’s included (7 total pages): 1 mystery picture workshe