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Numbered Cars

I was looking at the number plate of a car parked outside. Using my special code S208VBJ adds to 65. Can you crack my code and use it to find out what both of these number plates add up to?

Some Secret Codes

Can you follow the rule to decode the messages?

James's Code Challenge

The Enigma Project's James Grime has created a video code challenge. Watch it here!

Unlocking the Case

Age 7 to 11
Challenge Level

What might the T mean?

Do you know any sequences of numbers that you might label with a T?