Mystery pixel art math review bundle! Practice addition and subtraction basic facts to AUTO-GENERATE one of 20 pixel art Halloween, October and/or fall themed images in Google™ Sheets (or Microsoft Excel™) plus a "secret message" in each set.That's a total of 1000 self-checking math problems!RESOURCES INCLUDED:★ Autumn / Fall★ Halloween Candy★ Halloween★ MonstersERINTEGRATION'S MAGIC REVEAL PIXEL ART IS...★ Low Prep: Just assign the sheet in Google Classroom. Each individual sheet includes all 5