You can read whole books on this site. You can even have it read AR books to you! Wow! Just remember if you want to take the AR test, you need to reread the book on your own. Click on the blue book on the left. Then click the red oval "Story Books."
Your login is your student number with an m at the end. Your password is 123456. You can see the entire book and use some great etools on this site. You need to click on the button math books that says,"enVision Math Common Core G3, Explore."