Ducks - puzzling puzzle


Two ducks before a duck, two ducks behind a duck, and a duck in de middle.
How many ducks are there?
How many ducks are there?
Rocket launch - science puzzle


Why are the European Ariane rockets launched from the Korou site in French-Guyana, South-America, and not simply from some place in Europe where the rockets are partly built? |
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A contradiction? - puzzling puzzle


The more you take from it, the bigger it becomes.