{"display":"standalone","description":"A standalone, mobile-friendly interactive Present Perfect quiz where students join via QR code or link, answer questions, earn points, view their final score, and appear on a shared leaderboard.","icons":[{"src":"data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA1MTIgNTEyIj4KICA8cmVjdCB3aWR0aD0iNTEyIiBoZWlnaHQ9IjUxMiIgZmlsbD0iIzAwMDAwMCIvPgogIDx0ZXh0IHg9IjI1NiIgeT0iMzAwIiBmb250LWZhbWlseT0iQXJpYWwsIHNhbnMtc2VyaWYiIGZvbnQtc2l6ZT0iMjAwIiBmb250LXdlaWdodD0iYm9sZCIgZmlsbD0id2hpdGUiIHRleHQtYW5jaG9yPSJtaWRkbGUiPlA8L3RleHQ+Cjwvc3ZnPg==","type":"image/svg+xml","purpose":"any maskable","sizes":"192x192"},{"src":"data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA1MTIgNTEyIj4KICA8cmVjdCB3aWR0aD0iNTEyIiBoZWlnaHQ9IjUxMiIgZmlsbD0iIzAwMDAwMCIvPgogIDx0ZXh0IHg9IjI1NiIgeT0iMzAwIiBmb250LWZhbWlseT0iQXJpYWwsIHNhbnMtc2VyaWYiIGZvbnQtc2l6ZT0iMjAwIiBmb250LXdlaWdodD0iYm9sZCIgZmlsbD0id2hpdGUiIHRleHQtYW5jaG9yPSJtaWRkbGUiPlA8L3RleHQ+Cjwvc3ZnPg==","type":"image/svg+xml","purpose":"any maskable","sizes":"512x512"}],"theme_color":"#000000","start_url":"/","orientation":"portrait-primary","short_name":"Present Perf","background_color":"#ffffff","name":"Present Perfect Quiz"}