What's new

Posts by David

A sign of the times brainteaser Brainteaser

by David, 7 August 2019 | 2 comments

Brain icon

Terri was doing sums for her signwriting business. She worked out that one-third of six and two-thirds of eleven together made seven. Her maths might seem wonky, but she was completely correct. Can you work out what she was trying to do?

Continue reading A sign of the times brainteaser

Categories:

Super-quick reflexes? Just add electricity! News

by David, 1 August 2019 | 0 comments

Photo of a young boy with his eyes shut, juggling three balls.

Have you ever wished you had superhuman reflexes? In a simple but effective experiment, scientists from Sony Computer Science Laboratories and the University of Chicago used electrodes to improve people’s reaction times.

Continue reading Super-quick reflexes? Just add electricity!

Up to speed – a quick quiz Quiz

by David, 31 July 2019 | 1 comments

Black lightning bolt in purple circle

You don’t have to rush to finish this quiz. There are plenty of questions about speed, but you can take as long as you like. So relax, get your thinking cap on and see if you can get 5/5!

Continue reading Up to speed – a quick quiz

Categories:

Spinning cotton Activity

by David, 25 July 2019 | 0 comments

A green bead the size of a marble threaded onto a piece of string.

Most clothes are woven from thread, then sewn together with thread. While there are now many human-made fibres, cotton is the most widely used of the natural fibres in clothing. So why not try spinning your own cotton thread, and learn a bit more about how clothes are made?

Continue reading Spinning cotton

Categories:

The full fruit bowl brainteaser Brainteaser

by David, 24 July 2019 | 1 comments

Brain icon

There are three types of fruit in the fruit bowl: All pieces of fruit are bananas, except for three of them. All pieces of fruit are apples, except for four of them. All pieces of fruit are oranges, except for five of them.

Continue reading The full fruit bowl brainteaser

Categories:

Lizard smarts: baby blue-tongues born clever News

by David, 18 July 2019 | 3 comments

A small blue tongue lizard on a person's hand.

Have you ever looked through your old school books? You might be surprised at how many mistakes you used to make, or the things you didn’t understand. Human brains take decades to fully develop, but eastern blue-tongue lizards might be born as clever as their adult counterparts.

Continue reading Lizard smarts: baby blue-tongues born clever

Do you measure up? A quick quiz Quiz

by David, 17 July 2019 | 0 comments

Black lightning bolt in purple circle

We have a few questions from the world of metrology! That’s the science of measuring things. So have a go, and see how you measure up!

Continue reading Do you measure up? A quick quiz

Categories:

Drop the needle! Activity

by David, 11 July 2019 | 0 comments

Flame heating a needle held in place by a magnet.

Think you understand magnets? In this hands-on activity, use a magnet to make a needle float and then fall.

Continue reading Drop the needle!

The speediest cyclist Brainteaser

by David, 10 July 2019 | 0 comments

Brain icon

Alice, Bernice and Claire are all speedy bike riders. They decided to race against each other to find out who is fastest cyclist. They ran three races together. In two races, Alice beat Bernice. In two races, Bernice beat Claire.

Continue reading The speediest cyclist

Categories:

Stirring an impossible liquid News

by David, 4 July 2019 | 0 comments

Swirling brownish image.

Imagine a swirl of milk in a cup of tea, or a drop of food colouring in a glass of water. The way liquids move and flow is intricate and almost impossibly complex. But that doesn’t stop scientists from trying to understand this movement.

Continue reading Stirring an impossible liquid