On April 3, 1973 Martin Cooper of Motorola made the first ever call on the first ever truly portable telephone. But it wasn't until ten years later, in 1983, that Motorola sold its cellular phones ...
The optimal age for students to get their first cellphone is between 12 and 14, according to a survey of nearly 700 educators conducted in May through July by the EdWeek Research Center. More than ...
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