Interactive Coin Game on HTML5 Canvas
A user has to invert a triangle of coins with just three moves.
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There is a grid of 10 coins - and all are draggable. A user has to drag and drop any three of them in appropriate containers in order to turn the triangle upside down.
If an attempt is made to drag more than three coins, a warning pops up with the advice to refresh the page for a fresh attempt.
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Esse demo está sob a licença MPL/GPL/LGPL.