Curated OER
Why All Maps Lie
Eighth graders discover the fundamental advantages/disadvantages of both maps and globes. They see that maps may distort size, shape, distance and direction. They discuss the advantages and applications of 5 types of map projections and...
Curated OER
The Global Grapefruit - Representing a 3-Dimensional Globe on a 2-Dimensional Map
Students compare and contrast world maps and globes. They convert a 3-dimensional globe to a 2-dimensional map. They are introduced to the Mercator map projection. They observe map distortions of shape, area, distance, directions and angle.