How to measure and record weather using a thermometer, an anemometer and a rain gauge.
Trainee tour guide Tess uses a piece of string and a scale to find the distance on a map.
A demonstration of how to measure the air temperature using a thermometer.
A mountain rescue helicopter comes to the aid of tour guide Tess.
Barnaby Bear prepares to climb Moel Famau in Wales.
Barnaby Bear calls the mountain rescue services to help a stranded girl.