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Memorize the hand signals used for underwater communication with your dive buddy and dive guide required for your PADI or SSI scuba diving certification.
Brush up quickly before starting your next diving trip!

· Learn the 26 normed and other commonly used hand signals for diving
· Get immediate feedback on your proficiency
· Play a brain game by tapping the cards on the screen
· Learn in a fun and effective way

No internet access required so you can play and learn anywhere - even on the flight to your next diving destination.


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