Students will deliver the addressed envelopes to the correct mailbox in this activity. This is a drag and drop activity that can be played on a computer, ipad, phone or internet compatible device. This is a Boomcards digital learning activity. Once you purchase and download, you will click on the button to redeem your Boomcards activity. To use Boom Cards, you must be connected to the Internet. Boom Cards play on modern browsers (Chrome, Safari, Firefox, and Edge). Apps are available for modern