Students scan a code with a smartphone or iPod or iPod to reveal a subtraction problem!!
To use these QR codes you will need a smart phone or iPad with a QR code reader (free in the app store!). The device must be connected to the internet. Scan the code with the reader and a subtraction problem will appear. Student writes the problem and answer on their paper.
Please be sure to check out our website to read our blog, download freebies & handouts in the Resource Center, see where Mr. Greg will be making appearances in the Events tab and more. Visit our website here: The Kindergarten Smorgasboard