Bibliography
- Puzzles for the High IQ (1996)
- Ejercisios DeInteligencia Asociativa
- Mind-Bending Lateral and Logic Puzzles (2001)
- Mind-Bending Superquick Puzzles (2001)
- Time Critical Thinking Puzzles' (2001)
- Kids IQ Puzzles (2001)
- Test Your Creative Thinking (2003)
- Amazing "Aha!" Puzzles (2004)
Read more about this topic: Lloyd King (puzzle Designer)