Engineering · Interactive demo
How can a heat pump deliver more heat than it uses?
Change the weather and the delivery temperature, and follow where the extra heat comes from as a heat pump moves it uphill.
Created by ExplainerTools.
What you’ll explore
This interactive demo gives you a visual way into engineering. The key ideas include energy, heat pumps, thermodynamics, efficiency.
Continue learning
- Internal Combustion Engine by Bartosz Ciechanowski
- Why are AI data centers using so much electricity? by TED-Ed
- A star in a bottle by Konstantin Saifoulline
- Airfoil by Bartosz Ciechanowski
- Bicycle by Bartosz Ciechanowski
- Mechanical Watch by Bartosz Ciechanowski
See how the world works.
Explore interactive ideas in space, science, math, and more. Try a demo, read an interactive article, watch a short video, and follow what makes you curious.
New Originals
Change one thing and see why.
Three new models, each with a 30-second film. Watch the question, then play with the answer.
Follow your curiosity
A collection of small doors into big ideas.
Explore by format
Opening the collection…
Make something click.
Made an explainer, or found one you love? Give it a place in the collection.