Analysing a wren's call in Audacity (open source software).
A reed warbler recorded by primary school children on a fen in Suffolk
recording birdsong with a home-made parabola
Using Raven Exhibit to slow down birdsong
Getting ready to record birdsong in the school grounds
Listening to the bubbles, slides and whistles of a slowed-down skylark's song.
Gathering data about birds in the school grounds.
A presentation to the whole school.