1 out of 3
Can you work out how to win this game of Nim? Does it matter if you go first or second?
1 out of 3
How many questions do you need to identify my quadrilateral?
1 out of 3
Can you find any two-digit numbers that satisfy all of these statements?
1 out of 3
If you have ten counters numbered 1 to 10, how many can you put into pairs that add to 10? Which ones do you have to leave out? Why?
2 out of 3
The discs for this game are kept in a flat square box with a square hole for each. Use the information to find out how many discs of each colour there are in the box.
2 out of 3
1 out of 3
Timmy, Tammy and Tommy all go to the doctors. In what order do they arrive at the surgery?
2 out of 3
What is the approximate total volume of platinum that has ever been produced?
These problems will offer opportunities for your students to use specific examples as a springboard to generalising.
