I just bought this for DS13. He loved the earilier versions. We also liked the first 'mysterious benedict society' as a family audio for a long car ride.

My hunch is that you DS is going through a little 'quiet' phase while he catches up with himself and gets ready to read the longer books.

http://www.amazon.com/Time-Kids-Almanac-Editors-Magazine/dp/1603208089

Coaching available, at SchoolSuccessSolutions.com