Maths Trainer has 24 challenging activities to excercise your mental math skills. There are 12 practice activities, 8 Daily Test Activities and 4 Reward Games. Daily Progress Charting.There are 24 activities in Maths Trainer, 12 fun activities to practice Math with, 8 Daily Test Core Area Tests and 4 Reward Games to choose from in MATHS TRAINER. Core Test Areas are: Addition, Subtraction, Multiplication, Division, Fractions, Percentage, Number Sequence, Rounding.