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The challenge for Saturday, September 26, 2026

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

1.The Great Barrier Reef is the largest thing living creatures have ever built. How long is it?

Nature · Source: Autoridad del Parque Marino de la Gran Barrera

2.How thick is a hair?

Human body · Source: Tricología, diámetro medio del cabello

3.How many muscles are there in an elephant's trunk?

Animals · Source: Anatomía de la probóscide (Loxodonta)

4.How many islands are there in the world?

World · Source: Recuentos cartográficos globales

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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