Geography
Earth, climate, landforms and environment
Primary school1/7
Coming soonDay and Night
Spin Earth in front of the Sun and find where it is day
Coming soonWeather Watch
Record temperature, rain and wind for a week
Coming soonRocks and Soils
Sort rocks by how hard and how permeable they are
Coming soonHow Fossils Form
Bury an animal in layers of mud and watch a fossil form
Coming soonSun, Earth and Moon
Watch Earth orbit the Sun and the Moon orbit Earth
Coming soonShadow Clock
Track a stick's shadow through the day
Middle school7/32
FreeEarth's Orbit and the Seasons
Change the date and track the subsolar point and day length
Length of Day and Night
Pick a latitude and date and compute daylight hours
Time Zones and Local Time
Click the world map to compute local times
Contour Maps
Shape terrain and generate contour lines
FreePhases of the Moon
Move the Moon around Earth and watch its shape change
Solar and Lunar Eclipses
Line up the Sun, Earth and Moon
FreeTides
Watch the Moon and Sun pull the oceans
Coming soonEarth's Rotation
Spin the Earth and watch day and night alternate
Coming soonSolar Elevation Angle
Choose a place, date and time
Coming soonLatitude and Longitude
Locate coordinates on a globe
Coming soonTerrain Profiles
Draw a path on a map and plot its profile
Coming soonPlate Tectonics
Drag plates and observe collision and rifting
Coming soonVolcano Formation
Model rising magma and eruption
Coming soonSeismic Waves
Watch P-waves and S-waves travel
Coming soonThe Water Cycle
Adjust evaporation, precipitation and runoff
Coming soonPrecipitation Formation
Adjust temperature, humidity and terrain
Coming soonTemperature and Altitude
Change altitude and observe the temperature
Coming soonPopulation Growth
Adjust birth and death rates
Coming soonSolar System Scale
Compare planet sizes and distances
Coming soonEarth's Layers
Cut into the Earth from crust to core
Coming soonThe Rock Cycle
Turn rock through melting, weathering and pressure
Coming soonMap Scale and Distance
Change the scale and measure real distances
Coming soonMap Projections
Peel the globe onto flat maps and compare distortion
Coming soonClimate Graphs
Read temperature and rainfall for world cities
Coming soonWorld Biomes
Change temperature and rainfall to find the biome
Coming soonWeathering
Compare physical, chemical and biological weathering
Coming soonEarthquakes and Tsunamis
Trigger an undersea quake and follow the wave
Coming soonPopulation Pyramids
Change birth and death rates and reshape the pyramid
Coming soonThe Sun's Daily Path
Track the Sun across the sky through the seasons
Coming soonReading Weather Maps
Read isobars, fronts and wind on a chart
Coming soonHumidity and Dew Point
Cool moist air and find the temperature where water condenses
Coming soonCloud Formation
Lift a parcel of air and watch it cool into a cloud
High school3/33
Greenhouse Effect
Adjust greenhouse gas levels and watch the energy budget
Coriolis Effect
Launch objects across a rotating Earth
Solar Radiation and Latitude
Compare how sunlight spreads across latitudes
Coming soonGlobal Atmospheric Circulation
Explore the three-cell circulation and pressure belts
Coming soonMonsoon Formation
Change the land-sea temperature contrast
Coming soonCyclones and Anticyclones
Adjust pressure and watch the airflow
Coming soonCold and Warm Fronts
Move a front and model the rainfall
Coming soonOcean Currents
Change the winds and land-sea layout
Coming soonEl Niño
Model sea temperature anomalies in the equatorial Pacific
Coming soonRiver Erosion and Deposition
Adjust slope, flow speed and sediment
Coming soonRiver Landform Evolution
Model meanders, oxbow lakes and deltas
Coming soonKarst Landforms
Adjust rock type and water flow
Coming soonWind Erosion and Deposition
Adjust wind speed, sand and vegetation
Coming soonThermal Circulation
Change where the ground is warm or cold
Coming soonUrban Heat Island
Adjust building density and green space
Coming soonGeologic Structures
Model folds, faults and deformed strata
Coming soonSoil Formation
Change climate, parent rock, vegetation and time
Coming soonWind and the Pressure Gradient
Balance pressure, Coriolis and friction forces
Coming soonGlacial Landforms
Advance and retreat a glacier
Coming soonCoastal Landforms
Change wave energy and rock type
Coming soonLandslides and Debris Flows
Change the slope, rainfall and vegetation
Coming soonGroundwater and Aquifers
Pump wells and watch the water table drop
Coming soonRiver Basins and Flood Hydrographs
Change rainfall and land use to shape the flood peak
Coming soonDesertification
Change grazing, rainfall and water use
Coming soonDeforestation and the Water Cycle
Clear forest and compare runoff and rainfall
Coming soonPopulation Migration
Adjust push and pull factors
Coming soonUrbanization
Grow a city and watch land use change
Coming soonIndustrial Location
Weigh raw materials, markets and transport
Coming soonAgricultural Location
Match crops to climate, soil and markets
Coming soonRenewable Energy Potential
Compare solar and wind resources by place
Coming soonSea Level Rise
Raise the sea and watch coastlines change
Coming soonThe Ozone Layer
Model ozone loss and ultraviolet exposure
Coming soonAir Pollution and Temperature Inversion
Trap smog under an inversion layer
University1/4
Coming soonPlanetary Energy Balance
Change the albedo and greenhouse strength and find the surface temperature
Coming soonGeostrophic Wind
Balance the pressure gradient and Coriolis force
Coming soonDarcy's Law and Groundwater Flow
Change the permeability and slope and measure the flow