Number line adding. Halloween addition to 10. Activity: Click the sum, drag and drop for help 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 Android, iPads, iPhones, and Kindle Fires. For security and privacy, adults must have a Boom Learning account to use and assign Boom Cards. You will be able to assign the Boom Cards you are buying with "Fast Pins," (a form of play that gives ins