Strimko.com - logic number puzzle with simple rules, deep play, and unique logic. Simply fill in a grid so that each row, column, and stream contains different numbers. #strimko #logic #puzzle #grabarchuk #sudoku
Brian's Damn Puzzle Blog - I've been collecting mechanical puzzles since 2008. My favorite types of puzzles are puzzle boxes and disassembly puzzles, though I also enjoy interlocking solids, assembly puzzles, and pretty much everything else.
AGameADay.com - The name of this site tells everything about its contents - you'll find there a great collection of cool word puzzles and games for every day. The site offers great online activities for educators and for students that can be used to exercise learned skills and enrich curriculum.