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My Invention!! Whiteboard for the lazy ”Lazy Eraser” (Original Problem & Idea / Solution) Most of us have probably felt the hassle of erasing something after writing it on a whiteboard or blackboard. It is rare to find someone who has never thought about it. If you have ever felt it even once, you are my friend. Many of us have used drawing boards as children, where we could draw and erase as many times as we wanted. The erasable drawing boards that I played with as a child do not require a pen to draw, due to the reaction of the magnet! It makes it so much easier to erase all at once at the end of class!! (Specific) ①Price ・The market price for a whiteboard for a regular small meeting room ranges from 10,000 yen to 30,000 yen and The price of a school blackboard is now about 150,000 yen ・ １00,000 yen for a set of whiteboards and large items such as for schools ５0,000 yen for a small one such as for a conference room T his price
Product Review Nintendo 3DS Review (Overview) Nintendo 3DS is Nintendo's game console. This enclosure is one in which you can insert a cassette and enjoy a variety of games. the retail price for the Nintendo 3DS was around 25000 yen. This is our elementary school revolution. Our memories are stuck in this game console. (Features) ・Screen can be changed to 3D. ・Independent upper and lower screens to enjoy games on a large screen ・Once charged, it can be used for a long time. ・Play online with people from all over the world using the Internet. (Pros and Cons) (+) Many games on one console (+)Shock-resistant so it won't break even if dropped (+)Enjoy games with people from all over the world as long as you have an Internet connection (+)Enjoy games with friends nearby via infrared communication (+)Some games can be downloaded for free (-)Small and portable (-)Cannot play if the cassette is dirty (-)It breaks down when water is splashed on it (Rat