Access for math, physics, and chemistry with a searchable database. View in clear formatting. Save and organize notes. Download and use offline. Receive updates with new .
Scan UPC codes of plastic, glass, or aluminum bottles to receive deposit credits. Track balance and claim cash via Venmo or PayPal when reaching $5. Register recyclable items with QR codes on bins to validate payments.
Learn a language through audio files from native speakers. Play 3 levels of games and 3 types of quizzes. Search a database with cultural notes, audio, video, and images. Practice listening and comprehension with interactive content.
The app follows a recycling truck through a neighborhood on recycling day. Children can help the driver collect cans and then sort the recycling at the center.
