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The challenge for Friday, August 28, 2026

The four questions from that day on GutGuesser. The answers aren't here: you find them by playing.

1.How high up is the ozone layer?

Nature · Source: Organización Meteorológica Mundial

2.How much does a blue whale's heart weigh?

Animals · Source: Museo Real de Ontario, único corazón conservado

3.How many people fitted into the Colosseum in Rome?

History · Source: Arqueología del Coliseo

4.How many eyelashes does one eye have?

Human body · Source: Oftalmología

Think you'd get close?

We don't publish the answers. Every day there are four new questions, one minute, and whoever gets closest wins.

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