Practice counting which group has more objects. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Students will be able to compare groups of objects to decide if they are equal with this lesson. Included are pictures and videos of the lesson in action, worksheets, and a SMART Board resource.

Second grade students are asked to apply two complementary processes: counting and grouping. The conceptual understanding of the place value of a number and combining/separating numbers using place value, are critical aspects of...