Eat with chopsticks.
Build a miniature Great Wall.
Make paper lanterns & dragons.
Do a calligraphic scroll using the Chinese alphabet (which I am sure Google could find for you), or make a bracelet with name in Chinese characters.
Learn the Chinese zodiac & write funny horoscopes.
Build & float Chinese junks.
Research & make a diorama of pandas in their natural habitat.
Learn to count to 10 in Chinese & then create a Math problem using the Chinese words.
Have students create dot-to-dot pictures using Chinese numbers; shuffle, have others do & color for display.
Treasure hunt along the Silk Road with Marco Polo...geography & Chinese exports.