Interactive Sound Clock-Three easy steps to let the vendors in the Chinese textbook "Sound Clock" move:
1. Choose the time: freely select the morning, noon, and afternoon hours, with the text narrative and context, presenting a variety of specialty food stalls!
2. Select a vendor: Click on the name of the vendor on the screen to enjoy the lively performances of nine types of vendors and the warm interaction with the guests!
3. Turn on the sound: with subtitles to reproduce the cries of traditional vendors, turn on the sound and enjoy the most original sound clock!