Pixel Coding Challenge Printable & Google Sheets | Self-Checking STEM ActivityLooking for a low-prep way to introduce coding and logical thinking in your classroom? The Pixel Coding Challenge is an engaging activity where students follow number codes row by row to reveal hidden pictures on a grid. This resource combines printable worksheets and an interactive Google Sheets version for a flexible, classroom-ready experience. Perfect for STEM time, centers, early finishers, or enrichment! ✨ Wha