The pupils from Corfe Hills School in Poole have made the boat as part of their GCSE in Resistant Materials. They have spent their final year designing and building the boat using a single sheet of plywood. They plan to launch and sail the boat next Wednesday.
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Forecasts show around 480,000 people are to move through Gatwick airport over Easter period.
Tuesday's weather for the east of the region
Tuesday's weather for the west of the region