An interactive Who Wants to Be a Millionaire game focused on numeracy questions.
The questions near the end get very tricky! They are on the following topics
- percentage, area, ratio, factorising, probability, volume, negative numbers, difference of squares, scale factors, angles, sequences, DST
I normally do this with pupils writing their letters on mini-whiteboards before the right answer is displayed, and you can also do something with the lifelines if you like.