This set of slides align with CCSS for first grade, but could also be used for a Back to School problem solving review for second grade. This is a SAMPLE of a much larger set of problem solving activities. Click HERE for the FULL Version!! I love to use these slides for whole group instruction. I display one slide at a time, read aloud the slide, and discuss strategies and/or tools that students could use to solve the problems. Some slides are for verbal review only, like the counting or tally