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

The 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 the onion juice to prepare the invisible ink. […]

Chemistry

Prepare an orange caviar

Use molecular chemistry to create foods with unexpected shapes. Do you think making orange juice beads is impossible? This is without counting on the properties of Agar, a natural molecule capable of gelling all liquids. Transform yourself into a molecular chemist to surprise your friends with your edible creations. […]

Chemistry

Transform milk into plastic

Did you know that plastic can also be produced from natural resources? The best example is milk! Milk proteins, huge molecules like those in plastics, can, under certain conditions, agglomerate to form a solid. […]

Chemistry

Make your bath bomb at home

A bath is even more fun with bath bombs that explode and fizz. It’s easy to make it yourself, in the colors of your choice and even with the fragrance you like. Do you want to add a festive touch? You can even add biodegradable glitters for a sparkling effervescence. […]