In need of a break? Try this for a bit of a change:
Ever played the game Tetris? There’s the possibility to completely clear the board after the first five pieces are placed in a block that’s 10 x 2 squares wide/high. Can you figure out how many different arrangements of Tetris pieces there are to make this happen?
Too easy? Got another one? Please email your riddle suggestions to
The solution to last newsletter’s riddle (I am a three digit number. My second digit is four times more than my third digit. My first digit is seven less than my second digit. What Am I?): 182.