活动目的:1.通过观察、操作,感受物体是如何保持相互平衡的,并知道平衡的重要性。2.激发幼儿对小实验的兴趣。活动准备:1.带领幼儿放飞信鸽,让幼儿通过观察鸽子的飞翔姿态,发现鸽子是用翅膀保持平衡的。2.每3～4人配备一架天平。3.每人一架用小木片制作的飞机。4.自制简易跷跷板的材料:棒 Activities Objectives: 1. By observing, operating, feel how the objects are balanced with each other, and know the importance of balance. 2. To stimulate children’s interest in small experiments. Activities to prepare: 1. To lead children to fly homing pigeons, so that children watch the pigeon flying posture, and found the pigeons are balanced with their wings. 2. Every 3 to 4 people equipped with a balance. 3. A plane made of small wood chips. 4. Homemade simple seesaw material: stick