Nano technology is a branch of science that is still very difficult to be taught to students, especially to students who have limitations such as students with Deaf and Hard of Hearing although understanding of nano technology that we provide is simple. The above data shows the students' understanding of nano technology is still very low, then we try to provide reasoning nano technology through simple examples, such as dissolving water with sugar, although it looks simple, but for students with DHH that process quite difficult to grasp.
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