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There have always been many different ways to communicate with other people, both in the past and the present. Today there are more ways to communicate than ever, such as through email and text messages. In Communication Past and Present you will lea...
Think about the things you use every day, like the computer, the TV, the refrigerator, and the toilet. Can you imagine a time before these things were around? None of these items existed before someone invented them. Learn about some interesting inve...
Ronda has her first sleep-over at her best friend Pat's house. They play all day, but when the lights go out and it's time to sleep, Ronda hears a tap-tap-tap. Whatever can it be?
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