Learn about the orchestra thanks to this new sound book. The sounds are embedded on the page, and every time you press a button, a different instrument will play. Learn about the different groups of instruments (winds, strings, etc). On the last page, every group of instruments will come together to create a beautiful piece of music. QR codes included that direct users to different sounds.Learn about the orchestra thanks to this new sound book. The sounds are embedded on the page, and every time you press a button, a different instrument will play. Learn about the different groups of instruments (winds, strings, etc). On the last page, every group of instruments will come together to create a beautiful piece of music. QR codes included that direct users to different sounds.