The Living World Around You
Like Duolingo, but for The Living World Around You. 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 The Living World Around You
- Food must be physically and chemically broken down before cells can use it
- Nutrients move from the gut into the bloodstream to reach cells
- Cells convert nutrient energy into a usable chemical form called ATP
- Short-term energy is stored as glycogen in the liver and muscles
- Long-term energy surplus is converted into fat cells for storage
- The sequence of energy conversion from ingestion to cellular work
- Understanding how the body handles excess energy intake
- The brain relies almost exclusively on glucose for fuel
- Carbohydrates are the body's preferred 'gasoline'
- Low blood sugar triggers stress hormones like adrenaline that affect mood
- Proteins are primarily structural tools rather than energy sources
- The physiological cause of 'hangry' feelings and fatigue
- Distinguishing between fuel for energy and nutrients for structure
- ATP is the specific molecule that powers cellular processes
- Food is the raw material used to 'recharge' ATP
- Active muscles consume oxygen faster and produce more carbon dioxide waste
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 The Living World Around You 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.
What is the name of the special 'battery' molecule that cells use for energy?
Get it right to open this lesson and 53 more in the app.
Where The Living World Around You takes you
Stop seeing just plants and animals and start seeing the invisible systems that keep life moving. Learn how your body works, how nature stays in balance, and the secrets hidden in your DNA.
- 1
How Your Body Keeps You Going
- Where your energy comes from
- How your heart and lungs work together
- The way your brain sends messages
- How your body fights off germs
- Why you need to sleep and recover
- 2
Solving the Mysteries of Nature
- How plants turn sunlight into food
- Why some animals live in groups
- The way different species help each other
- How nature recycles everything
- 3
The Blueprint of Life
- Why you look like your parents
- How DNA stores your information
- The way living things change over time
- How new traits help animals survive
- The story of how life began
- Why some species disappear
- 4
The Tiny World Inside Cells
- The basic building blocks of life
- How cells make copies of themselves
- The tiny engines that power a cell
4 sections · 18 units · 54 levels. Built to play, not to enroll.
You pick the voice
The Living World Around You 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 The Living World Around You today.
Download Tomo, search The Living World Around You, and play your first lesson in under a minute.