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Your search for "sharpness visual" returned 171 results
How Long Does LASIK Last?
health.howstuffworks.com/human-body/systems/eye/long-does-lasik-last.htm
HowStuffWorks looks at whether LASIK surgery lasts a lifetime or if you sometimes need a touch-up procedure or have to start wearing glasses again.
How Far Can the Human Eye See?
science.howstuffworks.com/question198.htm
Just how far can the human eye see? There's no exact formula to figuring it out, but we do have an idea.
Can You Answer These Questions a Master Carpenter Should Know?
play.howstuffworks.com/quiz/can-you-answer-these-questions-a-master-carpenter-should-know
When it comes to carpentry, are you sharp as a ten-penny nail? Or as dull as an overused drill bit? Find out now with our quiz on this old and venerable profession!
Memory
health.howstuffworks.com/human-body/systems/nervous-system/memory-info.htm
Memory is a term used in the study and practice of psychology. Visit HowStuffWorks to learn all about the term memory.
Can You Pass This Basic True/False SAT Word Quiz?
play.howstuffworks.com/quiz/can-you-pass-this-basic-truefalse-sat-word-quiz
Were you a word guru on the verbal portion of the SAT? Do you frequently amaze your friends with your extensive vocabulary? If so, then you should be able to ace this SAT word quiz. A No. 2 pencil is not required!
We'll Give You a Tool, You Tell Us What Job It's Associated With
play.howstuffworks.com/quiz/well-give-you-a-tool-you-tell-us-what-job-its-associated
You can often tell what job a person does just by looking at the tools they use. If you are up to speed with the tools of the various professions, can you match the three tools we’ll show you to the worker who uses them? Get started and find out!
How To Keep Woodpeckers Away
home.howstuffworks.com/how-to-get-rid-of-woodpecker.htm
Would you like to get rid of a woodpecker that's disturbing your peace and quiet and destroying your house? Read this article to learn how to get rid of a woodpecker.
How Guide Dogs Work
animals.howstuffworks.com/animal-facts/guide-dog.htm
Guide dogs enable visually impaired people to navigate extremely complex environments. And these dogs are even smarter than you think. Find out what it takes to become a guide dog.
Why Bugs Bunny Is Spectacular
entertainment.howstuffworks.com/why-bugs-bunny-is-spectacular.htm
When you ask people who their favorite cartoon character is they'll often say Bugs Bunny. HowStuffWorks and the Drawn podcast explain why that's so.
What Is Aperture?
electronics.howstuffworks.com/cameras-photography/tips/aperture.htm
Aperture is a photography term and it is something you can adjust when taking pictures. Visit HowStuffWorks to learn all abut aperture.