This slate can help blind children in recognising shapes But it is great fun fornormal children too Dr Dilip Bhatt designed it for his blind son Dr Bhatt worksfor the Indian Space Research Center ID: 446631
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A Touching Slate This slate can help blind children in recognising shapes. But it is great fun fornormal children too. Dr. Dilip Bhatt designed it for his blind son. Dr. Bhatt worksfor the Indian Space Research Center (ISRO) in Ahmedabad. As you write on thisslate, wool comes out of a pen and sticks to the Velcro on the slate. The Slate The actual writing is done on the Velcro ,which is supported underneath byelcro strips on arectangular piece of plywood to make thiselcro comes as a strip. It has gotthousands of minute nylon hooks on its The Pen The special pen is made from a film rollFevibond (rubber adhesive). A small wire(cycle spoke piece) is bent into a Z wo holes are madenear the mouth of the bottle to fix theake 1.5meters of thin wool. Tie one of its ends tothe pulley and then wrap it around the. Weave the other end of the woolthrough the bottle and the pen body. Tie athick knot at the writing end of the wool.elcro. To erasethe picture simply rotate the handle. The. Illustrations by Henrik Johansson