cryptic 12

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Across
  1. 5. Storms EN mixed scares kids (7)
  2. 10. Nice PL mixed writes well (6)
  3. 12. But TER fly mixed pretty wings (9)
  4. 14. Stair case mixed leads up (9)
  5. 15. Book case mixed holds reads (8)
  6. 17. Rest aunt AR mixed serves food (10)
  7. 18. Tear around makes rodent (3)
  8. 19. Snow fall mixed white powder (8)
  9. 20. Cur + train mixed hangs up (7)
  10. 21. Leap AM differently gives light (4)
  11. 23. So AP together keeps clean (4)
Down
  1. 1. Car pet mixed lies down (6)
  2. 2. Late choc mixed sweet treat (9)
  3. 3. Rats scrambled shines bright (4)
  4. 4. Foot ball mixed kicks round (8)
  5. 6. Road sins mixed makes ancient beast (8)
  6. 7. Bear D mixed makes toast base (5)
  7. 8. Hidden in made skill writes on (4)
  8. 9. Hidden in near allows hearing (3)
  9. 10. Paint gin mixed makes artwork (8)
  10. 11. Wild SOW plus DM brings knowledge (6)
  11. 13. Base ball mixed plays field (8)
  12. 16. Hidden in what covers head (3)
  13. 19. Mixed WIS with M to float (4)
  14. 22. Moon half visible at night (4)