When was the last time you planned a backpacking trip without a computer, phone, or GPS unit? Think hard. Unless you're a dedicated old-schooler, it probably wasn't recently. If your map skills are ...

When was the last time you planned a backpacking trip without a computer, phone, or GPS unit? Think hard. Unless you’re a dedicated old-schooler, it probably wasn’t recently. If your map skills are ...

Students analyze and interpret topographic contour maps to describe their three-dimensional structure while learning about technology used to map the seafloor, Earth's surface, and other worlds.

Photocopiable handout that introduces students to the ways in which height is given on a topographic map, including: spot heights, trigonometric stations, bench marks and contour lines. Also how ...

A map is a flat model of all or part of Earth’s surface drawn to a specific scale. The better maps communicate information, the more effective they are as a real-world model. Topographic maps show ...

Add Yahoo as a preferred source to see more of our stories on Google. When was the last time you planned a backpacking trip without a computer, phone, or GPS unit? Think hard. Unless you're a ...