Is there a relationship between the coordinates of the endpoints of a line and the number of grid squares it crosses?
Charlie and Alison have been drawing patterns on coordinate grids. Can you picture where the patterns lead?
Can you describe this route to infinity? Where will the arrows take you next?
Can you find a reliable strategy for choosing coordinates that will locate the robber in the minimum number of guesses?
A collection of short Stage 3 and 4 problems on coordinate geometry.