Check out this website for the new interactive study guides. 
There is a section for parents and one for students!

On March 27, 2008 the Texas Education Agency (TEA) announced the upcoming availability of TAKS interactive study guides in a letter to districts. As stated in that letter, TEA will be gradually rolling out the interactive guides, starting with the Student Success Initiative grades (3, 5, and 8). To begin the roll-out, TEA is now announcing the official launch of the following TAKS interactive study guides:

TAKS Interactive Study Guide for Grade 3 Reading (English)

TAKS Interactive Study Guide for Grade 3 Reading (Spanish)

TAKS Interactive Study Guide for Grade 5 Reading (English)

TAKS Interactive Study Guide for Grade 5 Reading (Spanish)

TAKS Interactive Study Guide for Grade 8 Reading (English)

TAKS Interactive Study Guide for Exit Level ELA (English)

TAKS Interactive Study Guide for Exit Level Mathematics (English)

TAKS Interactive Study Guide for Exit Level Science (English)

TAKS Interactive Study Guide for Exit Level Social Studies (English)

The interactive study guides listed above can be accessed by going to this link:

http://www.texasassessment.com/studyguides