If you're just using loose sugar, try and find some with large crystals. Demerara worked for us. If this method really doesn't light up your life, then read further down and see what else you can try.

In crystals, the particles repeat in a pattern that gives the crystal its special shape. Some crystals look very similar but here are a couple of ways to tell them apart. The salt may look a little ...

but this isn’t always necessary (in our experiment, we dug our crystals out with a fork). We used Epsom salt, but you can use other solids, including table salt or sugar. These will each behave ...

The Carter Family: (l-r) Claire, Martin, Sarah, Nathan and the experimenter, Matthew, at the front When 12-year-old Matthew Carter saw how much sugar was in his favourite fizzy drink, he decided ...