A group of Highfield Secondary School pupils have worked extremely hard on a school expedition to East Africa. In (1) ... to pay for the expedition, the students decided to grow vegetables in the school garden, and then sold them to local shops, family and friends. They also took part in a local radio show to advertise all the events they had organised to (2) ... money. These hard-working students have recently returned from East Africa, where they spent a month in a nature park working on a (3) ... of environmental projects. The pupils planted trees to (4) ... food for wild animals, took care of sick and injured wildlife in an Animal Rescue Centre, and helped to dig water holes for elephants. The expedition was an educational experience that they will never forget.