Hourglass Problem 1.5.2 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program's installer files are commonly found as Hourglass Problem.exe or hourglasses.exe etc.
The following versions: 1.5, 1.4 and 1.1 are the most frequently downloaded ones by the program users. We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. The actual developer of the free program is Novel Games Limited. Hourglass Problem lies within Games, more precisely Puzzle.
From the developer:
In this game you are given 2 hourglasses one of 7 minutes and the other of 11 minutes. Your task is to use these 2 hourglasses to measure times of 15 minutes and 24 minutes. Can you do that?
You may want to check out more software, such as Hourglass, Master Math Word Problems or Statistics Problem Solver, which might be related to Hourglass Problem.
Timekeeping
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