Ends 5.35.

Mona the Vampire
Double bill. Mona worries about a teacher and checks out a haunting.

4.05 The Cramp Twins
Wayne plans a ceremony when Lucien's favourite pet worm dies.

4.20 X-periMENTAL
The final of the scientific guessing game, with experiments including baked bean bombs and a "human xylophone". Hosted by Ortis and Holly Willoughby.
(Rptd next Mon on BBC2)

4.35 The Fairly Odd Parents
Timmy wants to play the ultimate prank on April Fools' Day, and feels unhappy with his life.

5.00 Blue Peter
Matt Baker undergoes an intensive week of jockey training at Newmarket, and solicits advice from Grand National hero Bob Champion.
(Repeated with sign language tomorrow at 7.20 am on BBC2)

5.25 Newsround