Let me be transparent–I’m not going to pretend these kitchen experiments won’t create a mess. They will. There will be vinegar on your floor, food coloring on hands that lasts a day or two, and ...

Is it an acid, base, or neutral? Make your own acid-base indicator from red cabbage, then test various household substances. Acids and bases are classes of materials that have different properties.

Experiment #1 – Is it an acid, base or neither? The pH scale (which ranges from 0 to 14) gives us the ability to understand how acidic (pH lower than 7) or basic (pH higher than 7) an item is. We can ...