Ten free lessons for ages 14 and up, 45 to 60 minutes each, in English, French or Spanish, with no time limits.
Earn a badge for every lesson and climb ten Sea Dweller levels as you go.
Free downloadable lesson materials for student groups aged 14 and up.
Every lesson you finish moves you up a Sea Dweller rank. Pass all ten quizzes to earn your certificate.
Teach online or offline, in English, French or Spanish, at whatever pace suits your class.
Toutes vos leçons en un seul endroit
