Elsie Farmer

1. An obvious square to draw on the keypad would be 1397. But the rules about corners do not apply for that number.

2. What numbers on the keypad have both a double and a half on the keypad?

3. That could be either 2 (1, 4) or 4 (2, 8).

4. Can you draw an imaginary square using these sets of numbers on the keypad?

5. You can only draw one square going from corner to corner in the correct order.

6. It's tilted, but it's still a square.

(SOLUTION FOLLOWS)

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7. Type 4268.