Hard Boiled Kiwi Bird Eggs

If you can hard boil a Kiwi bird egg in 20 minutes, how long would it take to hard boil four Kiwi bird eggs?
Note: Kiwi birds are about the size of a chicken, but they lay eggs that are close to the size of an Ostrich egg. So one would assume they must take a long time to hard boil.

20 minutes. You can boil them all at once in a large pot.

Posted in Brain Teasers

Weighty Wine

How much does a bottle of wine weigh if it is 1 kilogram plus half its own weight?

2 kg.

If we let half of the bottle’s weight be “n”, then we get the following equation: n/2 + 1kg = n (the bottle’s weight).

Solve for n:
n/2 + 1 = n
1 = n/2
2 = n

Posted in Brain Teasers

Cannot Keep Until Given

You cannot keep me until you have given me. What am I?

Your word.

Posted in Riddles
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Going Down to the River

A zebra was going to the river. On the way the zebra encountered five giraffes. Each giraffe had five monkeys on their neck. How many animals were going to the river?

Just one – the zebra. The other 30 animals (5 giraffes and 25 monkeys) were going the other way.

Posted in Brain Teasers

I Look Like a Pearl

I look like a pearl,
Clouds are my ancestors,
I am very delicate,
I die when I’m touched.

What am I?

Dew.

Posted in Riddles
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Mountain at Night, Morning a Meadow

In the night a mountain in the morning a meadow. What am I?

A bed.

Posted in Riddles

Round Manhole Covers

Why are manhole covers round?

It allows them to be rolled around easily and prevents the cover from falling into the hole.

Posted in Brain Teasers

Beam, Shine and Sparkle White

I beam, shine and sparkle white,
I brighten the day with a single light.
I charm and enchant one and all,
I can counter the darkest pall.

What am I?

A smile.

Posted in Riddles
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What Has Roots Nobody Sees?

What has roots that nobody sees,
Is taller than trees,
Up, up it goes,
Yet it never grows?

A mountain (from Tolkien)

Posted in Riddles

I Am, In Truth, A Yellow Fork

I am, in truth, a yellow fork
From tables in the sky
By inadvertent fingers dropped
The awful cutlery.
Of mansions never quite disclosed
And never quite concealed
The apparatus of the dark
To ignorance revealed.

— Emily Dickenson

Lightning.

Posted in Riddles