In Australia, more attention is being paid to inclusion of Science, Technology, Engineering and Mathematics (the so-called STEM subjects) concepts in early childhood education and care curricula. In addition, the focus on the quality of learning in the years prior to school is a growing priority, evidenced by pre-election promises to extend the…

In this article Leicha Bragg introduces an open-ended assessment task that gives students the opportunity to access skills and knowledge from the Measurement and Geometry strand. Students take on the roles of cartographer and map user to "hide, map and seek."

Geometrical concepts are critical to a host of human cognitive achievements, from maps to measurement to mathematics, and both the development of these concepts, and their variation by gender, have long been studied. Most studies of geometrical reasoning, however, present children with materials containing both geometric and non-geometric…

In the exciting, "out of this world" activity described here, students measure the Earth using meter sticks while measuring their shadows in two distant locations. To obtain the size of the Earth, students discover the connection between the measurements of the shadows and a model of the spherical Earth following the method developed by…