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The Dot Matrix Toy

Objective: At first it is planned to be used in the classes. The course design master wants to make an…

Electronic Ocarina

Ocarina is a wind instrument. Blow into the blow hole, and hold different holes with fingers(the fingering), to produce sound…

Grumpy Grandpa

Objective The “Grumpy Grandpa” can’t stand the noise. As soon as he heard big noise, the device will alarm. You…

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