Silicon Valley is no stranger to weird behavior.

So it comes as no surprise that the home of numerous tech giants would produce some of the strangest interview questions out there.

To find these odd queries, we sifted through hundreds of reviews on Glassdoor submitted by people who interviewed in Silicon Valley in the past year.

Below are some of the weirdest ones we found.

"Why is the earth round?"

Asked by Twitter for a software engineer position.

Source: Glassdoor



"You're wearing a nametag, tell me what you think about it."

Asked by Yahoo for an associate product manager position.

Source: Glassdoor



"Choose a city and estimate how many piano tuners operate a business there."

Asked by Google for a project manager position.

Source: Glassdoor



"How many gas stations are in San Jose?"

Asked by Adobe for a quality engineering management position.

Source: Glassdoor



"How much do you charge to wash every window in Seattle?"

Asked by Facebook for an online sales operations position.

Source: Glassdoor



"If you woke up and had 2,000 unread emails and could only answer 300 of them, how would you choose which ones to answer?"

Asked by Dropbox for a rotation program position.

Source: Glassdoor



“What would you do if you were the one survivor in a plane crash?”

Asked by Airbnb for a trust and safety investigator position.

Source: Glassdoor



"How many children are born every day?"

Asked by Apple for a global supply manager position.

Source: Glassdoor



"Design a spice rack for the blind."

Asked by Intel for a hardware engineer position.

Source: Glassdoor



"What kind of tree would you be?"

Asked by Cisco for a senior technical writer position.

Source: Glassdoor



"If you had a choice between two superpowers (being invisible or flying), which would you choose?"

Asked by Microsoft for a high-level product lead/evangelist position.

Source: Glassdoor



"What is your experience with working with millennials?"

Asked by LinkedIn for a contingent workforce specialist position.

Source: Glassdoor



"If you went door-to-door notifying everybody about the environment and somebody said that the government can take care of it, what would you tell them?"

Asked by Yelp for a field director position.

Source: Glassdoor



Once you get the job ...

Here are 13 things you should never say on your first day at work>>



See Also:

6 harmless lies that could help you ace your next job interviewWhat to say when the hiring manager asks, 'What's your biggest pet peeve?'The 3 questions one CEO hopes to hear from everyone he interviews — but hardly ever does