Chemistry

Try to bring your drawing to life

Have you ever wanted to see your drawing come to life? You know, a man, a boat, a message, whatever… as long as it moves afterward. You can do this at home too, with dry-erase whiteboard markers. […]

Chemistry

The immiscibility of hot and cold water

Does water always mix with water? You might be tempted to say yes. But the truth is that certain parameters such as temperature and gravity can prevent two solutions of the same nature from mixing. With this experiment, you will understand everything! […]

Chemistry

1001 colors with red cabbage

Red cabbage juice is ideal for studying color indicators. Anthocyanin, a molecule found in red cabbage, changes color depending on the pH. It’s up to you to find out which of the different substances in the house is acidic or basic. […]

Chemistry

Digesting gelatine with a pineapple

Do you know how food is digested in your stomach? It’s thanks to tiny little molecules called enzymes. In other words, proteins that can break down everything you swallow into microscopic pieces. How about experimentally observing digestion in your kitchen with … a pineapple and gelatin? Pineapple contains an enzyme called bromelain, which is used to tenderize meat, among other things. […]

Chemistry

Marie Curie, international radiancy

Marie Sklodowska-Curie, better known as Marie Curie, is the most famous scientist. Physicist and chemist of Polish origin, she is naturalized French. To date, she is the only woman to have received two Nobel prizes for her work on natural radioactivity. […]

Chemistry

Magic milk

Adding food coloring to milk is nothing very exciting, except the beauty of the colors that spread on the surface of the milk. But if you use one additional ingredient, you will observe an explosion of colors in the milk. The colors mix and turn on themselves as if by magic. This magic milk experience will allow you to observe the movement of molecules and to understand that milk is a mixture of many things. […]

Chemistry

Create your homemade fire-extinguisher

With this experience, you will understand that fire needs oxygen and that in the absence of it, the candle goes out. The trick is therefore to eliminate the oxygen around the candle. Carbon dioxide is an inert gas used in fire extinguishers. When it replaces the air around the candle … the fire goes out. Try to make your own fire extinguisher. […]

Chemistry

A treasure map with invisible ink

Invisible ink is very useful for drawing treasure maps or writing secret messages. Only those who know chemistry will find a way to reveal your message. Let’s use onion juice to prepare the invisible ink. […]