There are some giant things lurking in these questions. Some of them are easy to spot, and others are hidden. Can you uncover all the answers?


#1. Which of the following is a chemical symbol on the periodic table?

Fe is the chemical symbol for iron.

#2. How often do high tides occur?

High tides are about 12 hours and 25 minutes apart.

#3. Which of the following numbers is largest?

A googolplex is one with a googol zeros. A googol is one with 100 zeros.

#4. What is the largest bird in the world by weight and height?

Ostriches can grow to 2.8 metres tall and weigh up to 145 kilograms.

#5. Where would you find the tallest tree in the world?

The tallest tree in the world is a redwood tree called Hyperion, in California. It’s more than 115 metres tall.

Was I right?


Congratulations! You are a real science whiz!

Oh dear! Better brush up before the next quiz!


If you’re after more fun science for kids, subscribe to Double Helix magazine!


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