QR Codes Math & Literacy Centers -- This QR code resource is designed to integrate technology into your reading and math instruction. You will need a smartphone or iPod/iPad with a camera, internet access (wifi) and a QR code reader app. There are many free reader apps. Skills Include -- Ten frames to 20 (counting and number writing); Making Ten Frames (One To One Counting); Place Value 11-30; Counting On; Beginning Sounds; Ending Sounds; CVC Words: Segmenting; CVC Words Blending; Rhyming Words