Food and your body · Lesson 3 of 5 · 5:29 · Nov 2025

Does it actually matter if you chew your food?

This experiment examines the effects of surface area and digestion using Alka-selzer. It is a fun lab you can try at home.

This experiment examines the effects of surface area and digestion using Alka-selzer. It is a fun lab you can try at home. By recording the time it takes to dissolve different sizes of Alka-selzer we can see how chewing effects the time it takes for food to dissolve in your stomach.

Let me know what interesting experiments you want to see and I will try and work those in.

Lab sheets

None for this lesson yet. They are coming.