01
Orientation on a globe
Use hemispheres, cardinal directions, and reference lines to describe position on Earth.
Source-backed geography
Build geographic knowledge step by step
Follow the four-level pathway or choose a referenced learning object from the library.
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Orientation on a globe
Use hemispheres, cardinal directions, and reference lines to describe position on Earth.
Maps and the globe
Build a spatial frame of reference and read fundamental physical patterns.
0 of 8 units complete
02
Latitude and longitude
Read coordinates as angular measurements that identify positions on Earth.
03
Scale and distance
Relate measurements on a map to distances on Earth's surface.
04
From globe to flat map
Compare how projections preserve some spatial properties while changing others.
05
Continents and oceans
Identify the largest connected land areas and ocean basins on the globe.
06
Major landforms
Recognize mountains, plateaus, plains, valleys, and basins from relief and elevation.
07
Observing weather
Describe short-term atmospheric conditions using measured variables.
08
Water movement and storage
Trace water between oceans, atmosphere, land, rivers, ice, soil, and groundwater.
Units
Learning-object library
Small referenced segments can be studied alone or combined into lessons.
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Units
01Orientation on a globe
Use hemispheres, cardinal directions, and reference lines to describe position on Earth.
Open lessonUnits
02Orientation on a globe: reading evidence
The equator is the zero-degree latitude reference line.
Units
03Orientation on a globe: vocabulary
Learn the precise terms used in this unit.
Units
04Latitude and longitude
Read coordinates as angular measurements that identify positions on Earth.
Open lessonUnits
05Latitude and longitude: reading evidence
Latitude is expressed as an angle north or south of the equator.
Units
06Latitude and longitude: vocabulary
Learn the precise terms used in this unit.
Units
07Scale and distance
Relate measurements on a map to distances on Earth's surface.
Open lessonUnits
08Scale and distance: reading evidence
Scale converts a measurement on the map into a surface measurement.
Units
09Scale and distance: vocabulary
Learn the precise terms used in this unit.
Units
10From globe to flat map
Compare how projections preserve some spatial properties while changing others.
Open lessonUnits
11From globe to flat map: reading evidence
Every flat projection changes at least one spatial property.
Units
12From globe to flat map: vocabulary
Learn the precise terms used in this unit.