Four-figure grid references activity on a map of East Africa, showing countries like Kenya, Uganda, and Tanzania with icons and grid coordinates.

A map of East Africa with a grid overlay, featuring countries like Kenya, Uganda, and Tanzania, and various icons placed on the map. The grid uses numbers along the bottom and side for referencing locations, such as Nairobi in grid square 60 16. The image includes a title "Four figure grid references" and a note on using four-figure grid references.