Homonyms and homophones can be very difficult, especially for ESL students. As part of our commonly confused words, homonyms, and homophone lesson series I made this digital mystery picture activity for my students to practice distinguishing between who's and whose. Students read each of the protected sentences and decide which word correctly completes the sentence (whose or who's). They then type the answer in the gray box. If the answer is correct, part of the picture will appear. When they ha