problem Data Matching Age 14 to 18 Challenge level 1 out of 3 Use your skill and judgement to match the sets of random data. problem Favourite Reaction Timer Timer Age 16 to 18 Challenge level 1 out of 3 How can you time the reaction timer?
problem Data Matching Age 14 to 18 Challenge level 1 out of 3 Use your skill and judgement to match the sets of random data.
problem Favourite Reaction Timer Timer Age 16 to 18 Challenge level 1 out of 3 How can you time the reaction timer?