Have a look here:https://www.serve.com/marbeth/fugues.htmlNow here is a progressive order for learning the WTC (from easiest to most difficult). As with all lists of this kind, variations do exist, and I would love to see some different lists. (Hmoll?)1. no. 15 in G (Book II)2. no. 6 in Dm3. no. 21 in Bb4. no. 10 in Em5. no. 20 in Am (Book II)6. no. 11 in F7. no. 2 in Cm8. no. 9 in E9. no. 13 in F#10. no. 21 in Bb (Book II)11. no. 6 in Dm (Book II)12. no. 19 in A (Book II)13. no. 11 in F (Book II)14. no. 19 in A15. no. 14 in F#m16. no. 18 in G#m17 no. 2 in Cm (Book II)18. no. 5 in D19. no. 7 in Eb20. no. 14 in F#m (Book II)21. no. 7 in Eb (Book II)22. no. 1 in C23. no. 17 in Ab24. no. 13 in F# (Book II)25. no. 15 in G26. no. 12 in Fm (Book II)27. no. 1 in C (Book II)28. no. 24 in Bm (Book II)29. no. 10 in Em (Book II)30. no. 16 in Gm31. no. 5 in D (Book II)32. no. 18 in G#m (Book II)33. no. 24 in Bm34. no. 9 in E (Book II)35. no. 4 in C#m (Book II)36. no. 23 in B37. no. 3 in C# (Book II)38. no. 12 in Fm39. no. 3 in C#40. no. 8 in D#m (Book II)41. no. 22 in Bbm42. no. 17 in Ab (Book II)43. no 4 in C#m44. no. 8 in D#m45. no. 20 in Am46. no. 22 in Bbm (Book II)47. no. 16 in Gm (Book II)48. no. 23 in B (Book II)Best wishes,Bernhard.
That list appears to take the fugues into account.I'd start with the Preludes in the keys you are familiar with. The C major prelude from book 1 (the first one) is probably the easiest (for a beginner - it's actually one of the harder ones to do really well). Then have a look at the two books and do the Cmaj, Amin, Gmaj, Emin, Fmaj, Dmin and so on. Also, go for the ones that are slower and more melodic.Alternatively, you could have a look at his 18 little preludes as a warm-up. Or the 2 part inventions.