
Six days. One ocean. Dive in with students around the world to discover what lives beneath the waves, and how we protect it.
Starts 23rd November 2026

The challenge opens on 23 November and runs to 28 November. Here is what happens when it goes live.
Create your free ITZA account, or log in if you already have one.

Get your school code from your teacher and enter it when the Challenge opens.
Explore the oceans, complete quizzes and earn four Challenge Badges.
Score points for your school, climb the global leaderboard and compete for a place in the WWF International Finale!
Want a head start? Play a few practice quizzes now and see exactly how the challenge works.






Complete the Challenge, earn badges and score points for your school.

The more students who take part, the stronger your school team becomes!
Tell your teachers and get your school ready for the Challenge.