A:AnswerDon't have it right near by to answer how many but you do need Wi-Fi for initial setup. Once the games load the first time internet is no longer required.
A:AnswerIt's not the Dreamtab, that is a different tablet with different specs and comes with a stylus. Nabi's are a FUHU product who were acquired by Mattel earlier this year. This tablet is "Powered by Nabi". Nothing Fisher-Price. It's a real tablet, not a toy :)