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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A night of two halves - cold under clear skies in the south, with cloud and mist around the hills in the north!
The partner of a man critically injured in a crash in Cardiff has appealed for witnesses to come forward.
There are calls for the Welsh Government to change the law to force councils to collect rubbish at least once a fortnight.