Teachers, save “Record bubble sort with your friends” to assign it to your class.

1. Watch https://youtu.be/pk6UdtGKgSQ (Sorry in Japanese but you can guess) to understand the bubble sort using height 2. Ask as many friends as you can to join this sort. 3. Practice the bubble sort 4. Tap the add button. 5. Tap the to record video 6. Tap the green check to submit