Mon Prof Augmenté
Sailboat Moving Forward
Wind pushes the sail from the side. Water pushes back on the fin below, so the boat moves forward.
This picture is part of the full library
Every lesson is open to everyone for 7 days after it is published. This one came out on September 12, 2026: its text stays readable here, and its picture opens with a subscription.
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Age 12: open this week
Browse Age 12
In the picture
- The sail
- The wind arrow
- The underwater fin
- The forward arrow at the bow
Examples
- A sailing dinghy with a centerboard
- A kite pulling sideways while your feet grip the ground
Key takeaways
- A sail can turn side wind into forward motion.
- The fin below the water stops the boat from sliding sideways.
Carry on in the app
Three questions on this lesson. It has left the free week, so its quiz is for subscribers.
At least one new illustrated lesson every weekday for your child’s year, with its quiz and a reminder at 6:15 pm.
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