Another popular series has involved children, ages 10 to 15.
The collegiate series involves over 50 schools across the country.
A series of fights involving most, or all, players on the ice at the same time.
As an example, there are a number of simple series involving the natural logarithm.
A separate series of 26 online dialogues involved an additional 800 participants over two weeks.
Not surprisingly, no other series involves as much money.
The series, which he devised, involves taking musicians to a place they have written a famous song about.
The series involves traditional cases and also delves into the supernatural.
The series involves celebrities attempting to learn and perform magic.