In School Without Learning

I’m in school without learning,
And control from the middle.

What am I?

A fish. They swim in schools and the fish in the middle of a school control the school. The fish on the outside are guided by those in the middle.

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Winning at Wimbledon

As a result of temporary magical powers, you have made it to the Wimbledon finals and are playing Roger Federer for all the marbles. However, your powers cannot last the whole match. What score do you want it to be when they disappear, to maximize your chances of hanging on for a win?

It sounds obvious that you should ask to be ahead two sets to love (it takes 3 out of 5 sets to win
the men’s), and in the third set, ahead 5-0 in games and 40-love in the sixth game. (Probably you
want to be serving, but if your serve is like mine, you might prefer Roger to be serving the sixth
game down 0-40 so that you can pray for a double fault.)

Not so fast! These solutions give you essentially 3 chances to get lucky and win, but you can
get six chances—with three services by you and three by Roger. You still want to be up two sets
to none, but let the game score be 6-6 in the third set and 6-0—in your favor, of course—in the
tiebreaker.

Credit goes to Peter Winkler for creating this.

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The More There Is The Less You See

The more there is the less you see. What is it?

Darkness

Darkness.  There more darkness there is, the less you can see.

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Going the Wrong Way on a One-Way Street

Noreen doesn’t have a driver’s license and goes the wrong way on a one-way street, then turns left at a corner with a “No left turns” sign. A policeman sees her but does nothing. Why?

She was walking.

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Money For Answers

A dad offered to pay his son $5 for every correct answer on his math test. His son said he would pay his Dad $8 for every incorrect answer. There were 26 questions on the test and no money was exchanged.

How did this happen?

The son got 16 questions correct and missed 10. This means he owed his Dad 10 * $8 = $80, but his Dad owed him 16 * $5 = $80, so it was a wash.
Two math equations to solve it are x + y = 26 and 5x = 8y.

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Lots and Lots of Granola Bars

Marla needs snacks for the students on her field trip. She bought 9 boxes of granola bars containing a total of 88 bars. She wanted variety, so she bought 3 different flavors, which happened to come from 3 different companies.

The Coconut Almond bars were packaged 8 to a box.
The Chewy Chocolate Chip bars came 10 to a box.
The Oats ‘n Honey package contained 12 per box.

She bought the most boxes of Coconut Almond but had the most Oats ‘n Honey bars.

How many of each did she buy?

Coconut Almond: 4 boxes × 8 in a box = 32 bars
Chewy Chocolate Chip: 2 boxes × 10 in a box = 20 bars
Oats ‘n Honey: 3 boxes × 12 in a box = 36 bars

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Two Sisters Give Birth to the Other

They are two sisters. One gives birth to the other, who in turn gives birth to the first. What are the two sisters?

Night and day. When night is over, the day breaks, and when the day ends, night is born anew.

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I Make Memories That Last a Lifetime

I make memories that last a lifetime,
Without me you’ll be miserable,
If you miss me you can gourge and it’s okay.
Some say I am naturally split in two.

What am I?

Sleep. It’s the time your mind organizes memories and knowledge. Sleep deprivation is miserable (as you well know if you’ve experienced it). If you miss a few nights of sleep, you can sleep more to catch up with no problems. And some believe that segmented sleep, where you sleep, wake for an hour, then go back to sleep, was the dominant form of sleep before the Industrial Revolution.

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Swallowed the Dead

I’ve swallowed the dead,
Of a torn land’s end.
And I hold the remains,
Of an unknown friend

A mansion once stood,
Where I now lay,
We honor all those
Who gave us today.

What am I?

Arlington National Cemetery, the burial place of soldiers from the United States Civil War. It also houses the tomb of unknown soldiers. General Robert E. Lee’s mansion once stood on the land that is now occupied by the cemetery. And on Memorial Day in the US, we honor all those who died while serving their country’s armed forces.

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Weight In My Belly

Weight in my belly,
Trees on my back,
Nails in my ribs,
Feet I do lack.

What am I?

A boat.

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