Earth and Space Science: The Final Push
Like Duolingo, but for Earth and Space Science: The Final Push. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.
For the part of you with thirty open tabs that never became anything.
Free during early access · No credit card · iPhone & Android

Key ideas in Earth and Space Science: The Final Push
- Isolines connect points that share the exact same measurement value
- One specific spot on Earth cannot have two different values at once
- A single line represents a constant value across its entire length
- Crossing lines would imply a single point has two different temperatures
- Closely packed lines indicate a rapid change in value over a short distance
- Wide spaces between lines mean the value changes very slowly across the area
- Moving toward higher-value lines indicates an uphill trajectory
- The labels on the lines tell you if you are approaching a peak or a depression
- Determining slope steepness based on line spacing
- Why isolines cannot physically cross or touch
- Identifying direction of travel (uphill vs downhill)
- Different names are used for isolines depending on what they measure
- Isolines turn invisible data into visible shapes and patterns
- Mapping specific isoline types to the patterns they reveal
- Lines packed tightly together mean the ground rises or falls sharply.
- Widely spaced lines indicate a flat or gently sloping area.
You've tried the other tabs
Thirty open tabs. Four facts you actually kept.
You watched. You nodded. By Sunday it was gone.
One answer, then back to scrolling.
Eight weeks. You meant to finish. You didn't.
Tomo gives Earth and Space Science: The Final Push the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.
Here's what playing it feels like
A real question from this course. Take your best guess.
If you walk along a single isoline on a map, what happens to the measurement value you are tracking?
Get it right to open this lesson and 59 more in the app.
Where Earth and Space Science: The Final Push takes you
A high-speed review of the most critical concepts for your exam. Master the patterns of the stars, the movement of our planet, and the secrets hidden in the rock layers.
- 1
Mapping the Land and Sky
- Reading the Lines: Connecting Equal Values
- Calculating Steepness: The Gradient Formula
- Drawing Profiles: Turning Maps into Side Views
- Finding Your Way with Latitude and Longitude
- 2
The Dance of the Earth, Moon, and Sun
- Rotation vs. Revolution: Telling Time by the Stars
- Why the Seasons Change: Tilt and Path
- Moon Phases: The Monthly Cycle of Light
- Eclipses and Tides: Gravity in Action
- Shadow Patterns Throughout the Day
- Apparent Path of the Sun Across the Sky
- 3
Stars, Galaxies, and the Beginning of Everything
- The Big Bang: Evidence of an Expanding Universe
- Star Life Cycles: From Clouds to Supernovas
- Classifying Stars by Color and Brightness
- Our Solar System: Comparing Rocky and Gassy Planets
- The Redshift: How We Know Galaxies are Moving
- 4
Decoding the History of the Earth
- The Law of Superposition: Oldest on the Bottom
- Cross-Cutting: When Rocks Break or Melt Through
- Radioactive Decay: The Internal Atomic Clock
- Half-Life Calculations: Predicting Remaining Material
- Index Fossils: The Gold Standard for Dating Layers
4 sections · 20 units · 60 levels. Built to play, not to enroll.
You pick the voice
Earth and Space Science: The Final Push is taught in the Explain Like I'm 5 style: no big words. promise.. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.
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Start Earth and Space Science: The Final Push today.
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