Học sinh 12 tuổi chế tạo máy in chữ nổi từ Lego
Shubham Banerjee, một học sinh lớp 7 tại California, Mỹ đã khiến cả thế giới ngỡ ngàng khi in sáng tạo ra một chiếc máy in chữ nổi braille dành cho người mù với giá chỉ bằng 1/5 giá của một chiếc máy in chữ nổi thông thường.
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