So you want to learn more about the Internet of Things? TimeSquAir can help. It is a connected educational object that connects to the Internet and displays information. It is powered by a Raspberry Pi 2. You also get a tag reader and a 32x16px LED display.
TimeSquAir can read NFC tags. It can play music and read tweets. It has a graphical interface, so you can start programming it faster. You can get one for $199.