Every Theo Thinker book comes with free booster sessions – extra pages to keep going when the book is done. Pick your book, tell us your name and email, and we send you your copy within a minute.


For everyone born 1945–1960 who grew up in the ’60s and ’70s.
Booster Sessions: 4 sessions to keep going after your 12-week program.
Get my booster sessionsDon’t have a book yet? See our books – or try the free sample puzzles.