Police station
Detectives
Crime investigation
100

If an electric train is travelling south, which way is the smoke going?

There is no smoke; it is an electric train!

100

Who is Sherlock Holmes? 

a detective

100

Where does Professor Nerd work?

in a laboratory

200

Where do policemen work? 

At the police station

200

What does a detective wear on his head?

a hat

200

What is Professor Nerd working on? 

He wants to make a new dinosaur.

300

What a policeman uses to move? 

a car, a horse

300

What does a detective use to investigate? 

deduction, magnifying glass

300

You are participating in the swimming finals at the Olympics. In the final few seconds of the race you narrowly pass the swimmer who was in third place. What place did you get?

Third

400

What work can a policeman do?

Help people, investigate crimes,write reports, control the traffic

400

You are all alone in a dark room with a match and matchbox. Nearby you have 3 objects: a candle, an oil lamp and a log of firewood. Which thing do you light first?  

The match 

400

What has to be broken before you can use it?

egg

500

If four women can bake four pies in four hours, how many pies can eight women bake in eight hours?

16 pies

500

Jeff is younger than Rodney but older than Debbie. Larry is older than Erica who is older than Jeff. Rodney is older than Larry. Who is the middle child?

Erica

500

I make two people out of one.
What am I?

A mirror