Free · Changes that balance

Balancing Feedback Loop Explorer

Watch a fan push back against heat and help a room move toward balance.

  • Clear, kid-friendly steps
  • Private in your browser
  • No signup

Cause-and-effect lab

Start one change

A plus arrow keeps a change going the same way. A minus arrow flips it.

Balancing loop

A room cools itself

+ same way − flips

One minus arrow pushes back, so the loop helps find a balance.

++−+Room heatFan speedCool airRoom heat

Powered by LOOPY (adapted systems model), an open-source library available under CC0-1.0.

Three simple steps

How to use it

  1. Pick one part of the loop where the change should begin.
  2. Send a boost or a drop and follow the arrows around.
  3. Look for a minus arrow—it flips the change the other way.

Private by default

Your words and choices stay in this browser tab. There are no accounts, uploads, ads, or trackers inside the tool. Close the tab and the working data is gone.