With Crayola® Color Changeables markers, you can change the ink from one color to another.
- Ideal for Grades 7-11
- Crayola Color Changeables Add Fun to Tests
- Focus: Acid/Base Comparison
- Required Materials Included
In this hands-on kit, students compare the pH of the solution in the magic wand to solutions of known pH, determine whether the magic solution is acid or base, create and compare chromatograms of treated and untreated marker ink, and more.
This kit was developed by Tim Graham.
Ordering information: Items in this kit include Crayola Changeables markers, chromatography paper, pH paper, sodium sulfite, isopropyl alcohol, hydrochloric acid, sodium hypochlorite, sodium hydroxide, swabs, and index cards.