App Description
皮球和玻璃球放入水中，哪个会在水面下？哪个会在水面上呢？东西放到水盆里是浮起来还是沉下去呢？把你实验的结果记录下来。再想想看怎么让沉下去的积木浮起来呢？
课程进度 : 中班-十月份-第四周
iPhone Screenshots
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iPad Screenshots
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App Changes
- September 03, 2015 Initial release
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