Congratulations to the team from Milwaukee's Cass Street School. They took home the cup for their invention that helps lost dogs get returned to their owners.

Fran Scott discovers how inspiration for an invention can be drawn ... and how. These ideas should be presented to the whole of the class before voting is carried out to decide on the best ideas.

perhaps through an existing twinned-school, or through a visit from a representative of a local charity that works in a less economically developed country. The class should inform their ideas by ...