Glittering Points Downward Thrust

Glittering points
That downward thrust,
Sparkling spears
That never rust.

An icicle.

Posted in Riddles

Growing Tall But Never Fat

This on this.
That on that.
Growing tall,
but never fat.

What am I?

A stack.

By Sef Daystrom

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Bank Wait Times

Suppose a small bank has one teller and customer transactions take 10 minutes on average. With 5.8 customers arriving per hour, what is the expected wait time? What would it be if you added a second teller?

With one teller, customers will wait nearly five hours on average. But adding a second teller makes the wait go down to 3 minutes.

Thanks to John D. Cook for this one.

Posted in Brain Teasers

What Letter Comes Next MAMJJASO

What letter comes next in this sequence?

M, A, M, J, J, A, S, O, ____

N. The letter represent the first letters of the months of the year, starting with March. N is for November, and of course D would be the next one.

Posted in Riddles

A Shorter Word

What word becomes shorter when you add letters to it?

Short. Adding ‘er’ to short gives you shorter.

Posted in Riddles

Secure Spy Transfer

You are a spy and need to send an item to a contact in another country without letting anyone else have access to it. All unlocked items will be opened in transit. How can you send this item securely?

Place a lock on the item and send it to your contact. They will place their own lock on the package and return it to you. You remove your lock and send it back. When they receive it, they can unlock the package and retrieve the item.

Posted in Brain Teasers

Banana Dresser Grammar

What do these words have in common?

1. Banana
2. Dresser
3. Grammar
4. Potato
5. Revive
6. Uneven
7. Assess

If you move the first letter to the end of the word, it forms the same word backwards. Banana = ananab, dresser = resserd, and so on.

Posted in Brain Teasers

Breaks in the Water

What breaks on the water but never on land?

A wave.

Posted in Riddles

Humans and Animals

I am important to both human beings and animals. Both search for me but it is hard to find me. I travel to benefit them. What am I?

A scent or smell. A scent is important to both humans and animals and both search for scents (for different reasons). A scent travels through the air to benefit humans and animals, again, for different reasons.

Special thanks to Vavessa for the answer to this one.

Posted in Riddles

Walk On the Living

Walk on the living, they don’t even mumble,
Walk on the dead, they mutter and grumble.

What are they?

Leaves. They’re soft and silent when they’re alive but crunchy when dead.

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