Did you know that long ago, people used trumpets to make announcements? A trumpet has three keys known as

Did you know that the guitar is a string instrument? Each guitar string has a different thickness. Discover more

A very simple introduction to pianos, their history, what they sound like, what they look like, and how they are played.

Did you know that long ago, people sent messages with drums? Drums have been around for more than 8,000 years. Discover more intriguing facts in Drums. World Languages gives you eleven eBooks in eleven languages. AV2 's World Languages program allows you to read in your own language, explore other languages, and support diversity and multiculturalism.