If the key is the letterhead from Scantron, they are not read correctly. Note that they are called "Scantest". They are not always compatible with official forms on all Scantron readers.
Efficient Cleaning Solution: 3K2-PCFF5 Three Pack EZ Printer/Copier/Fax Cleaner Sheet (15) by Waffletechnology
9 Review
π PDP-100 and 882-E Compatible Testing Forms (Pack of 25 Sheets)
9 Review
π SCANTEST-100, Pack of 50 Sheets, 882 E Compatible Testing Forms
10 Review
π― Highly Compatible TEST-100E 882 E Testing Forms (50 Sheet Pack): Enhanced Precision and Accuracy
8 Review
Renewed Logitech G PRO X Wireless Lightspeed Gaming Headset with Blue VO!CE Mic Filter for Immersive Gaming Experience
122 Review
Sennheiser PC 8 2 Cancelling Microphone
71 Review
Apple AirPods Pro MagSafe RU Wireless Headphones, White
159 Review
Logitech HD Webcam C270: Crisp 720p Widescreen Video Calling & Recording (960-000694), Lightweight and Portable at 3.15 lb.
192 Review