In a school, you would normally take three or four years to learn the following things, but many bright five-year-olds have managed to learn the whole lot in a few months just by working with the programs below for five to ten minutes a day. Don't be left behind!

Tip: if your computer has a small screen, press the F11 key. (Press it again to restore.) It may give you a better view.

Adding With Big Numbers:learn how to add multi-digit numbers.Test Your Adding: a race against the clock. Adding Test 2. Adding Test 3.

Taking Away With Big Numbers:learn how to take away multi-digit numbers.Test your Taking-Away: a race against the clock. Taking-Away Test 2.

Money Money Money:how to make sure you get best value from it.

Measuring:length, distance, weight, time, speed, etc.

(More below...)

In a school it would normally take two or three years for you to learn the following things, but again it needn't take more than a few months if you go about it the right way - just spend five to ten minutes a day working with the programs below.

Mental Arithmetic:calculating in your head. Abacus.

Multiplying:learn the quick way to add the same number to itself lots of times.Test Your Multiplying: learn all the times tables the easy way. Multiplying Test 2.

Dividing:learn the quick way to take one number away from another lots of times.Test Your Dividing: a race against the clock. Remainder Test. Dividing Test 3.

Keep returning to this page to do all the tests again: you need to keep practising them until you get a mental age with a "+" written after it, and even after that you should keep going back to them every now and then to maintain your ability (at least once every year for the rest of your life).