12 Days of Christmas
812
Arithmetic Numbers
869
Collatz
895
CSS Colors
242
Day of Week
924
Emojify
301
Factorial Factorisation
558
Foo Fizz Buzz Bar
912
Minesweeper
696
Pangram Grep
867
Rock-paper-scissors-Spock-lizard
492
Time Distance
697
Trinomial Triangle
561