Check out Red Bull website. They have some great puzzle games that are unique and intelligent. You can download them easily through your Android or Iphone.
One can find free lateral thinking puzzles online from many sites. Some of the best sites to find it are 'IRiddler', 'ahapuzzles', 'puzzles' and many more.
For original children's jigsaw puzzles, visit www.thekidzpage.com. They offer a wide range of quirky, original puzzles. You can recreate fun scenes such as a bespectacled white bunny driving a car. That's not something you'll find every day!
Online
You can find cat puzzles at Walmart, Kmart, Target, Staples, and Best Buy. The online sites Bitsandpieces and Puzzlewarehouse also carry cat puzzles.
You can find free crossword puzzles to print online at puzzles.about.com. They have many wonderful puzzles available for printing, plus they include daily crossword puzzles.
Online jigsaw puzzles are great for children who like to put puzzles together but lose the pieces. There are different levels that the child can put together, so you need to look at the puzzle before letting the child attempt it. Try to find puzzles with larger pieces to begin with until the child can get used to moving the pieces with the mouse. If possible, try to put the puzzle together yourself before letting your child do it so you know where the pieces go.
You can find daily updated puzzles at freedailycrosswords.com. Puzzles are easy to print PDF Version. They are free and can also be played online. The site offers a whole new level of experience. Just print out the puzzles and have fun.
One can find games and puzzles at the Amazon and AddictingGames websites. One can also find free online games on Facebook and the Android and Apple app stores.
Here's a site with quite a lot of links to different crossword puzzles: http://www.crossword-puzzles.co.uk/
http://www.logic-puzzles.org/ This is a good website where you can print logic puzzles, and solve them online. You can also create an account to submit scores and compete with other players online.
You can try buying a book of crossword puzzles. If you are computer savvy, you can find them online also. http://www.puzzlechoice.com/pc/Puzzle_Choicex.html