This Google Sheets self-checking digital activity has students make predictions from scatter plots using a trend line given the x or y value. After all the questions are answered correctly, a picture is revealed! There's two picture options included! A worksheet is included for students to show work + answer key. Included in PDF form: ▪️ Google Sheets link - Mystery Picture Activity - 2 picture options + 1 with no picture ▪️ Printable Worksheet ▪️ Answer Key This activity aligns with TEKS 8.5D.