Webvroom offers puzzle ebooks including Sudoku Logic Puzzles, containing 400 Sudoku puzzles suitable for all ages. Puzzles are categorized as easy, medium, hard and impossible levels. Number Search Puzzles contains 400 number zearch puzzles. Number Search puzzles are simple and fun to play. Look for hidden numbers in a grid of digits. Numbers are four-digit, five-digit, six-digit or seven-digit long. Affiliates earn 40% commission on sales. Join here. Submitted by Jack Chan..
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