Blog

A recipe for making ice cream requires 1 litre of milk. Unfortunately, you only have an empty 5-litre bucket and an empty 3-litre bottle. How will you measure just 1 litre of milk for your recipe?

We’re back with another grab bag of science-y questions. From dinosaurs to bananas, getting a 5 out of 5 would sure be a-peel-ing!

This wide-ranging quiz takes you to Mercury and back while exploring both toxins and chocolate. Can you get a 5 out of 5? That would be sweet!

In two hours from now, it will take half as many hours until noon as it would be if it was just one hour from now. What’s the time right now?

In April, Double Helix reader, Owen Bardell, got the chance to write a review for a new book called Caution! This Book Contains Deadly Reptiles by Corey Tutt and illustrated by Ben Williams.

Catching prey can be a real chore when you’re a parasitic insect desperate to catch a meal for your babies. Sometimes it’d be easier to let your bum do all the work for you.

The chocolate season is here! Why not try a bit of clever chemistry to enjoy a bit of ice cream before the weather chills too much? In this delicious experiment, we combine different ingredients to change the melting point of chocolate.

From tiny viruses to the oldest of stars, everything science-y is on-topic in this quiz. Can you get a 5 out of 5? We think you’re all over it!

Alice forgot the code to get into her computer. She knows it was a number with three digits, like 286 or 935. All she can remember is that the first digit is the second digit minus 3. The second digit is 4 times the third digit. And two of the digits are the same. Can you help Alice get into her computer?

What’s happening? A pendulum is a weight pulled that’s anchored at a point which lets it swing freely under its own momentum when pulled back. The timing of each swing is determined by the distance between the bottom of the weight and the point it’s anchored to. You might have seen pendulums on clocks, which […]