When you come back from the Holiday break, you notice a bag at the bottom of your locker. When you open it, you discover small worms on your half-eaten sandwich. You are surprised. Are these the same kind of worms found in compost or in the ground? Where did they come from? And why did they appear in your old lunch bag? What could you have done to prevent them from appearing? - Activity developed by Éclairs de sciences.
Univers et concepts :
Systèmes et interaction
Technique et instrumentation
Chercher des réponses ou des solutions à des problèmes d’ordre scientifique ou technologique