The Radio

Today we are talking about an invention that, since it’s creation about 100 years ago, is still used all over the world today. It’s the radio! 1. Talk to your child about what a radio is. the dictionary says a radio is the “communication of audible signals encoded in electromagnetic waves.” (That should help serve...

This content is for knowonder! BRONZE member, knowonder! FREE trial, knowonder! GOLD member, and knowonder! SILVER member members only.
Login Join Now
Rate this story
5/5