Complete
00:00:00
7 14 19 1 9 12 21 2 15 3 11 20 10 4 18 16 5 8 13 6 17
  1. 1a Child prodigy (10)
  2. 7a Unfeeling (8)
  3. 8a Stretched (4)
  4. 9a Straight-laced (4)
  5. 10a Pot (7)
  6. 12a Sphere for seers (7,4)
  7. 14a Brilliant display of technical skill (7)
  8. 16a Bawdiness (4)
  9. 19a Salty liquid drop (4)
  10. 20a Seeming to be everywhere at once (8)
  11. 21a Diviner (10)
  12. 1d Happy cry (5)
  13. 2d Void (7)
  14. 3d Symmetrically arranged (4)
  15. 4d Attractive (to the lips?) (8)
  16. 5d V-shaped cut (5)
  17. 6d Edible black marine bivalve (6)
  18. 11d Magical powder? (8)
  19. 12d Prohibition of public activity during certain times (6)
  20. 13d Arsenal (7)
  21. 15d Sign of the zodiac (5)
  22. 17d Personal teacher (5)
  23. 18d Partiality (4)