Task: Students suggest ways to stop sand dunes blowing on to farmland, and describe the predicted outcome of their suggestions. Assessment focus: application of knowledge of erosion to a specific situation.
Students are required to use trigonometry to calculate the length of one side of a right-angled triangle in three problems based on a ski lift, a toy sail boat and a penguin on an iceberg.
Different selections are made from a canteen menu that will cost a given amount. An extension activity is given that asks for all possible combinations to be found.
Students identify fractions that are greater than a half and explain their reasoning. They also identify how far from half some fractions are and name a fraction closer to half than one given.