Halloween Math Mystery Activity - 1st Grade Edition. The Case of the Jumpy Jack-O-Lanterns. Easy prep! Just Print & Solve! Or go paperless with the new Google Slides option provided within your download.Distance Learning Update: I've added a Word Document within the folder that contains a Google Doc link to share this resource with your students via Google Classroom or Drive. Parts of the pages are editable so that your students can complete without having to print the pages. Please note, you w