THE KNOWLEDGE FEED

Mohs' Hardness Scale

Questions:1
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

In the early 19th century, German mineralogist Friedrich Mohs developed a practical method for comparing the hardness of minerals. How many of the ten minerals in Mohs' scale can you name in 5 minutes?

Brain Game: Anticipatory

Sandy Wood

5 Questions: Taking the Fifth

Questions:5
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

5 Questions: Zzzzzz

Questions:5
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

Which Item Has More Calories?

Questions:10
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

Last month, after years of relentless eating, I signed up for Weight Watchers. While we've yet to have an ab sighting, I have grown super sensitive to calorie counts and fat content. Today's quiz focuses on the former. Do you know which item has more calories? Take the quiz, then head over to our blog and let us know how you did.

5 Questions: "Carrie" On

Questions:5
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

Star Search

Questions:18
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

Even if you're not a fan of old movies, you know the names – Greta Garbo, Jean Harlow, Errol Flynn, William Holden. But can you ID them in a picture? It's more challenging than you think (although there are a couple of easy ones in there).

Super PAC or Nintendo Game?

Questions:10
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

Some of these are Super PACs. Some are old school Nintendo games. Can you tell which are which?

5 Questions: Teacher's "Pet"

Questions:5
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

5 Questions: The Real McCoy Quiz

Questions:5
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

Beanie Babies: The Original Nine

Questions:9
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

The "Original Nine" Beanie Babies were introduced to the world in late 1993 at the World Toy Fair in New York City. Critics (yes, there really are toy critics) were skeptical, even nicknaming them "Road Kill" because they were so under-stuffed. Wrongtastic! These little guys kicked off a collecting frenzy worldwide.

You may recall their fuzzy little faces, but do you remember their names?

5 Questions: En Francais

Questions:5
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

Name the Songs on Bruce Springsteen's Born to Run

Questions:1
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

Released in August 1975, Born to Run was Bruce Springsteen's third album. Soon after, TIME and Newsweek put The Boss on their covers in the same week. Rolling Stone has ranked it #18 on a list of the Top 500 Albums of All Time. Can you name all eight songs on the album?

5 Questions: Look Who's Talking

Questions:5
Available:Always
Pass rate:75 %
Backwards navigation:Forbidden

Morning Cup of Links: A Pinball Piano

Miss Cellania

Pages