Animals

Why fear wolves?

The fear of the big bad wolf, maintained since the Middle Ages by tales and fables, is linked to the fear of our own animal impulses. But the wolf is practically harmless for the Man […]

Experiments

Decode messages with a red filter

Do you want to send secret messages to your friends, without anyone else being able to read it? Or even send a secret invitation to a lover? Play with light and color transmission to hide your messages. It’s your turn to play! […]

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. […]