Comment une idée de génie permet d'améliorer les probabilités ?

THE TUNNEL: My summer program for a successful transition to the next grade (10th ➡️ 11th, 11th ➡️ 12th, 12th ➡️ Prep School). One step per day, 1 hour max, each concept presented like a story. Ready for the start of the school year ➡️ https://la-maths-inale.fr/tunnels_common