Brain Teasers

http://www.squiglysplayhouse.com/BrainTeasers/

Squigly's Fun Brain Teasers 

"Squigly has been collecting puzzles that are fun for the brain. He has been at it for many years and he would like to share his collection of brain games with you. These brain puzzles have you scratching your head for hours. Answers are provided if you are completely puzzled. These puzzles can also be used as quiz questions."


http://kids.niehs.nih.gov/games/riddles/index.htm

Riddles and Brainteasers

'Scientists get to solve puzzles every day, because science and research involve finding solutions from the clues that we are given. Just like with brainteasers (or brain teasers) and riddles, the answers to science mysteries are not always easy to see at first. With time and effort, they eventually become clear."


http://www.everythingmom.com/parenting/45-riddles-and-brain-teasers-for-kids.html

45 Riddles and Brain Teasers for Kids!


http://www.coolmath4kids.com/math_puzzles/

Brain Benders!

"Fun Math Puzzles that will bend your brain!"


http://www.kidsmathgamesonline.com/funstuff/brainteasers.html

Kids Math Games - Fun Brain Teasers!


http://www.syvum.com/teasers/

Brain Teasers and Math Puzzles.


http://worksheets.theteacherscorner.net/make-your-own/brain-teasers/

Brain Teasers and Printable Worksheets.