By the way, 101 D from WD means 101 Dalmatians from Walt Disney. They're fun riddles, and we did them in school to see what class could solve them the quickest. It was a slow start, but we did pretty well.
theres a coupld diffrent names, but there mainly called ditloids there pretty cool i like them heres a few...
1. 24 H in a D-24hours in a day
2. 26 L of the A-26 letters of the alphabet
3. 9 L of a C-9 lives of a cat
4. 64 S on a C B-squares on a chess board
5.T RN-no u-turn