Need a kindergarten-friendly way to help students explain ten-frame mistakes instead of just counting again? This printable ten-frame error analysis pack gives you 30 Fix It cards, reusable response mats, a quick check recording sheet, and a literal answer key for focused number sense intervention. Students practice a simple routine: count the dots, find the mistake, mark Fix It, and say the correction. The cards target common early number sense errors, including wrong counts, skipped squares, e