Puzzle 605
What can go up a chimney down …
… but can't go down a chimney up?
Puzzle 606
Can you find the hidden nine-letter word in this grid?
Starting with any letter move in any direction, including diagonally. The letters of the word are in the correct order.
| T | U | D | T |
| L | I | C | I |
| T | I | F | D |
| D | F | F | I |
Note: this puzzle is not interactive, and the squares cannot be clicked.
Puzzle 607
If you write all of the numbers from 1 to 100 as words: ONE, TWO, THREE, …, ONE HUNDRED:
Which number is first alphabetically?
Which number is last alphabetically?
Which is the most common letter?
Which is the least common letter, and which number does it appear in?
Which letter is never used?
What is the total number of letters?
Which number is the longest?
How many numbers start with the letter T?
How many numbers contain the letter V?
100 is the first number to contain the letter N, what is the last number before 100 to contain a new letter for the first time?
If we carry on writing, when does the letter A first appear?
If we carry on writing, when does the letter B first appear?
Some questions have more than one answer, can you find them all?
