Youngsters at the BMX track at Porth in Rhondda Cynon Taf said it has given them "something to do" - and is "great fun."
The initiative has been picked out as one of the best in Europe for crime prevention.
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ITV news presenter Jonathan Hill reflects on this week's Wales at Six special series on Welsh education.
The seals have been released after being cared for by staff from the Welsh Mountain Zoo in Colwyn Bay.
Hundreds of protesters from Pembrokeshire have been demonstrating at the Senedd against changes to maternity services at Withybush hospital.