Lots of graphing practice with this ocean themed unit. This hands on unit includes bar graphs, pictographs, and line plots for lots of student graphing practice. Students will interpret graphs and create their own. Included are 4 posters, two practice worksheets for each type of graph, and a separate section for center activities with QR codes. The center activities include 4 separate graphs with 16 task cards with QR codes. Answer key is included. A QR reader is not necessary since an answer key is included.