Tongue twisters are fun phrases that can be tricky ... Polly Penguin painted pretty pictures on a pink paper. Little Larry likes licking lollipops lazily. Red lorry, yellow lorry.

If you want to give your mouth a rest from hard tongue twisters, try exercising your eyes to spot the difference in these pictures. Bread for everyone! Hopefully no one’s trying to say these ...

Can you roll up the edges of your tongue so that the tongue forms a sort of tube? If you can, you are a subject of interest to Researcher Alfred Henry Sturtevant of California Institute of ...