About pH Scale: Basics
Test the pH of everyday liquids such as coffee, spit, and soap to determine whether each is acidic, basic, or neutral. Investigate how adding more of a liquid or diluting with water affects pH.
How to play pH Scale: Basics
Everything is hands-on: drag, click and experiment — the simulation reacts instantly. Test the pH of everyday liquids such as coffee, spit, and soap to determine whether each is acidic, basic, or neutral.
Questions & answers
- What is pH Scale: Basics?
- pH Scale: Basics is a free interactive simulation from PhET Interactive Simulations (University of Colorado Boulder) that you can play right in your browser on crumble.lol — no downloads and no sign-up. Test the pH of everyday liquids such as coffee, spit, and soap to determine whether each is acidic, basic, or neutral. Investigate how adding more of a liquid or diluting with water affects pH.
- What can kids learn from pH Scale: Basics?
- It helps kids explore: determine if a solution is acidic, basic or neutral place acids or bases in order of relative acidity or basicity relate liquid color to ph predict how solution volume or dilution with water will affect the ph of acids or bases.
- What age is pH Scale: Basics good for?
- It is designed for middle school (roughly ages 10–14), and curious kids outside that range can absolutely enjoy poking around it too.
- Is pH Scale: Basics free to play?
- Yes — pH Scale: Basics is completely free on crumble.lol and runs fully in your browser on computers and tablets.