Or search by topic
If you haven't already seen Remainders, it would be worth trying that task before playing this game.
The computer will think of a number between 1 and 100. Can you work out what it is?
Choose a divisor and the computer will give you some information about the number.
The fewer divisions you require, the more points you get.
If you identify the number correctly after
If you guess wrongly you lose 15 points, even if your guess satisfies all the criteria.
How soon can you reach 100 points?
Challenge your friends to do better.
The modulator will help you play the game, but eventually, try to play the game without it.
Click on the purple cog to open the settings menu and change the level of the game:
EWWNP means Exploring Wild and Wonderful Number Patterns Created by Yourself! Investigate what happens if we create number patterns using some simple rules.
This challenge asks you to investigate the total number of cards that would be sent if four children send one to all three others. How many would be sent if there were five children? Six?
If you had any number of ordinary dice, what are the possible ways of making their totals 6? What would the product of the dice be each time?