Get amazed by what nature is capable to do and, why not, learn how to perform this easy demonstration at home. Red cabbage contains pH-sensitive dyes, anthocyanins, the same type of dyes responsible ...

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.

Parental Note: Because this experiment requires the use of a stove to boil the cabbage, we strongly suggest that the experiment only be conducted with the supervision ...

Students will be able to explain that if two substances cause turn a pH indicator different colors, they must be different substances. Students will be able to explain that the color that a substance ...