We're announcing the winners this evening...

...so here are the top 5. First the Under 18s category:

Rocking Robins - Bidwell Brook School, Dartington
Childhood Obesity; It's a Pet's Life; Life of a Snail - all by the Grove School, Totnes
The World of Internet Radio - Emma Norman

and the over 18s:

World's longest musical score - Juan Villalba

Would we survive - Helmi Wolff

1 to the power 21 - Di Cunningham

Fishing the seas dry -  We don't know who you are! Please get in touch!

Time Lapse Peepers - Rob Rosenthal

Ther were 68 entries overall, and lots of stunning, surprising and moving audio amongst them. Others we specially noted were:

A moth by any other name - Helen Swan

No Chinese Opera Today - Monica Ruud

Less a bolt of lightning than the lightning of Bolt - Paul Stones

Marcus and the Christmas snake - Janine Klara

Standing on a Moving Train - Kim Fox

Kosma Tales - Kosma Tales

Picachito- Bontxar

All pieces broadcast tomorrow, Sunday 3rd, from 4pm