Rational Method is a rather conservative method. One of the basic assumptions of the rational formula is that the rainfall intensity must be constant for an interval at least equal to the time of concentration. For long duration of rainfall, this assumption may not hold true.
The puzzle piece was first associated with Autism Awareness when it was used within the logo for National Autistic Society in the UK in 1963. The logo of the society was designed by a neurotypical parent of an Autistic child who was a member of th...
Home | Resources | Find Resources | Ten Pieces primary. We've partnered with BBC Learning to produce a resource themed around the Ten Pieces project, which aims to inspire a love of classic musical in primary school pupils. The Ten Pieces project invites children to listen to ten pieces of classical music, and to come up with creative responses to them, be it a dance, a painting or - and here's where we come in - a piece of film.