I just wanted to share a great site for test prep my school site started using this year: High Stakes Math.
It requires a site subscription, but is wonderful. It's geared to California standards.
You can peek at sample resources on their site. I can create worksheets or quizzes in an instant by specific standards, or use premade resources.
I combined my Test Tip Poster strategies with High Stakes Math this year
and my benchmark scores have been impressive.
Test Tip Posters
It's also easy to throw a High Stakes Math lesson under your document camera to teach whole group.