This paper reports on a study exploring the variables that contribute to upper second level students' capability in a digital graphical modelling exercise in the field of technology education. The study evolves previous work in the area conducted in different contexts such as teacher education. Findings indicate deficiencies in second-level…

Young children sometimes attempt an action on an object, which is inappropriate because of the object size--they make scale errors. Existing theories suggest that scale errors may result from immaturities in children's action planning system, which might be overpowered by increased complexity of object representations or developing teleofunctional…