What you will need...
1.Dsi, dsi xl, or 3ds.
2. internet connection
3. Internet access to get to textnow.com

Step one, Get on your browser. Go to google and search text now. (textnow.com)

Step 1: Step Two, Register for a Account.

Go to text now, and register and find out your phone number. Its on the left of the screen.

Step 2: Have Fun Texting Friends!

Show friends how to get a number and text them whenever you have wifi! :) have fun!
Tips: you have a number now, so you can text people who even have real phones!