Turn copper pennies silver and gold with this simple chemistry trick. Silver and Gold Penny Chemistry Trick Recently updated ! This entry was posted on February 20, 2021 by Anne Helmenstine (updated on February 20, 2021)
Learn how to perform the ammonium dichromate volcano chemistry demonstration safely. See the chemical reactions for Vesuvius fire. Ammonium Dichromate Volcano – Classic Vesuvius Fire Demo This entry was posted on February 7, 2021 by Anne Helmenstine (updated on February 8, 2021)
It's easy to do the color-changing magic milk science experiment. It's safe for kids and a great way to introduce science concepts. Magic Milk Science Experiment for Kids This entry was posted on January 9, 2021 by Anne Helmenstine (updated on January 25, 2021)
Chalk chromatography uses chalk and a mixture of alcohol and water to separate pigments in ink or dye. It's an easy and fun science project. Easy Chalk Chromatography Science Project This entry was posted on November 22, 2020 by Anne Helmenstine (updated on January 11, 2021)
Pretend to burn money with this simple science trick. All you need is a bill, alcohol, and water. Can you guess how it works? Burning Money Science Trick Recently updated ! This entry was posted on November 21, 2020 by Anne Helmenstine (updated on February 22, 2021)
See how to use indigo carmine to change a liquid from green to red and back again. This is a classic Christmas chemistry project. Green to Red Color Change Christmas Chemistry Project This entry was posted on November 19, 2020 by Anne Helmenstine (updated on January 4, 2021)