Description
<p><b>A trip to an exotic island takes a turn when strange messages start washing up in bottles and scribbled in the sand. </b><br><br>Each puzzle reveals a clue about a long-lost treasure buried somewhere on the island – and the countdown leads to the big discovery on the final day.<br><br><b>Also available in the series:</b><br><i>Countdown to Christmas Puzzle Book</i> (9781837251438)</p>