Kas 5 aastasele lapsele on vaja Londoni transpordis piletit?

Uurin küll seda tfl kodulehte aga ma ei saa aru, kas 5 aastasele on vaja piletit ühistranspordiga sõimiseks kui sõidab ka rongidega 6 tsiooni. Kas tal on vaja osta travelcard või oyster?

http://www.tfl.gov.uk/tickets/faresandtickets/1063.aspx
All under-16s can travel free on buses and trams and at a child-rate on Tube, DLR and London Overground services, if they have an Oyster photocard.
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Children aged 5 to 10 years can travel free at any time on buses, Tube, trams, DLR and London Overground services at any time.

On buses and trams:

Unaccompanied 5 to 10-year-olds can travel free at any time. They do not need a ticket or photocard to do so
On Tube, DLR and London Overground services:

A maximum of four 5 to 10-year-olds can travel free when accompanied by an adult who has a valid ticket, is using Oyster to pay as they go or has a Freedom Pass
If they are travelling unaccompanied, 5 to 10-year-olds will need a 5-10 Oyster photocard to travel free at any time