What you need in addition to choice from general resources: - a wide selection of large-scale construction materials and recycled objects such as tyres, wheels, planks, guttering, etc - a selection of horns, hooters or bells Ideas for presentation - a card from the Problem Solving bank - a letter or card from a child in another group - a phone call Ideas - Present the problem to the group of children using one of the suggested stimuli and discuss. - Discuss the scale of...