1 out of 3
Which of these pocket money systems would you rather have?
1 out of 3
Can you arrange the numbers 1 to 17 in a row so that each adjacent pair adds up to a square number?
1 out of 3
In this twist on the well-known Countdown numbers game, use your knowledge of Powers and Roots to make a target.
1 out of 3
Sets of integers like 3, 4, 5 are called Pythagorean Triples, because they could be the lengths of the sides of a right-angled triangle. Can you find any more?
1 out of 3
Can you match these calculations in Standard Index Form with their answers?
2 out of 3
Use your skill and knowledge to place various scientific lengths in order of size. Can you judge the length of objects with sizes ranging from 1 Angstrom to 1 million km with no wrong attempts?
2 out of 3
What does this number mean? Which order of 1, 2, 3 and 4 makes the highest value? Which makes the lowest?
