2 titels gevonden in Binnen 24 uur verzonden Tot € 10 Laurens Lieshout van vanaf € 25,00
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Laurens Van Lieshout
Do you know which ball will finish first? Or can you determine the inside of a sphere without tools? Or explain what will happen to the inner diameter of a washer when heating it? The...
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Laurens Van Lieshout
Do you understand the construction of the horse cart? Can you explain why a tipple-top toy will tipple? Why don't we have a space elevator yet? And more.
The explanations of these riddles...
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