Lesson Studio will be ready very soon. So until then you can visit StudySphere Educational Portal or:
For now you can enjoy LessonStudio's first product: An excellent iPhone/iPod touch exercise app! Lion's Run 30 Second Workout
The Road to Reality by Roger Penrose is an amazing book. But the math is probably just over the heads of most of those interested in reading it. I too had to catch up with the math required to read this book and found myself reading quite a few poor math books. This collection assembled here is made up of those few books that I found that really helped on my road to reality.
A completely unrelated financial blog.
An interesting iPhone app developer is an iPhone developer in Montreal
Very good iPhone app for learning French Numbers Learn French Numbers
An excellent iPhone/iPod touch exercise app! Lion's Run 30 Second Workout