seesaw

彰化縣溪湖鎮湖西國小 

To play on the seesaw, two people sit on opposite ends and take turns going up and down. 

 蹺蹺板的玩法是兩個人坐在板子的兩端輪流上下擺動。

The kids are having fun playing on the seesaw.  小朋友在蹺蹺板上玩得很快樂。