Timeline of Inventions — put them in order
The wheel, paper, the printing press, the telephone, the light bulb and the World Wide Web — tap them in order, oldest to newest. Ages 7–10, free.
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The wheel, paper, the printing press, the telephone, the light bulb and the World Wide Web — tap them in order, oldest to newest. Ages 7–10, free.
Loading MyLeoNes™…