【實用書籍app】Boating Knots. How to tie a Knot|最夯免費app

TIE KNOTS THE FUN AND EASY WAY!Animated Boating Knots is simply the best, most comprehensive teaching and reference tool for boaters. Watch knots tie themselves in simple step-by-step photo animations, or go frame-by-frame as you learn each knot. Tap the info button to get detailed descriptions about each knot's correct use, advantages and disadvantages, and other information.

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