I’m teaching Sound with both Junior Certs and Leaving Certs at the moment.It was pretty cool to have ready access to these amazing clipsSonic Boom: very useful when discussing the Doppler Effect.As usual there are loads of related clips: Lyre bird imitating a chain-saw.Not sure about the relevance, but this has to be seen (and heard) to be believed.    Finally a quick search for ‘Teaching Sound” brought up some nice ideas here:We need more of this – it’s so easy to exchange ideas. Thanks Mr Noon