Fun and games

Spot the difference!

There are 10 differences in Picture B. Can you spot them all?

Find Finn!

Finn is tangled up in Plaque’s net! Can Floss lead him to the Sugar Crush Gang?

Are you a Rotter?

Take the quiz to find out if you’re a Rotter or a Sugar Crusher!


The Rotters' Club!

Sign up here for toothy tips, facts and fun, as well as new stories and events!

Meet the characters

What kind of food do they like most? And do they have any helpful toothy tips, or not…? Find out here! Answers on the back.


“I love candyfloss, as long as I’m pasting those Rotters twice a day!”
Yes! Top tip!

Toothless Tim

“Cola cubes! Bonbons! Macarons! I’d love a sweet shop. But eat less sugar or you could end up toothless, like me!”
Yes! Top tip!


“Mint humbugs any day of the week! But make sure you never brush your teeth! Hehehehe!”
No! Not a tip!


“Sticky toffee pudding for breakfast, lunch and tea! Eat lots of food that sticks to your teeth. Then let’s party!”
No! Not a tip!


“Buns. Cream buns. Iced buns. Cinnamon buns. Hot cross buns. Burger buns. Chelsea buns. White buns. Brown buns. Seeded buns. Any kind of bun. Then more buns! Oh, is a doughnut a bun? Eat tons and never brush!”
No! Not a tip!


“Toasted marshmallows are my faves. Marvellously gooey! Make sure they stick to your teeth for hours. We’re always hunting for the perfect spot to fill up on all the grot!”
No! Not a tip!


“Protein balls keep me flexing my fluoride! And drink lots of water.”
Yes! Top tip!


“I love smoothies. Fruit ones, veggie ones, cocoa ones! But use floss to get any bits stuck between your teeth, or an interdental brush!”
Yes! Top tip!


“Cakes! Biscuits! Crisps! Fizzy drinks. They all love me! Swig. Gorge. Indulge!”
No! Not a tip.


“Curry! I need lots of tasty, nutritious energy so I can paste those Rotters at least twice a day!”
Yes! Top tip!

Dr Carey

“Smashed avocados on toast with poached eggs are my favourite. Yum! Eat lots of food with calcium for strong teeth and brush twice a day to keep the decay away!”
Yes! Top tip!


“Sticks of rock. And gobstoppers. Eat, leave, repeat!”
No! Not a tip!

Glossary of Terms

for wordsmiths!

Some of the words used in The Rotters may be new to you? Here are a few of them to get your teeth round. See which ones you already know, or try guessing what they mean before you read the definition!

This is another way of saying astonished or amazed, with a sense of shock.

Groups of single-celled microorganisms found in every habitat on earth. Some live in, or on, other organisms including plants, animals and humans. There are approximately 10 times as many bacterial cells as human cells in our bodies. But more than 99% are helpful to our bodies, and less than 1% are harmful.

An old-fashioned British term* that describes someone, particularly a man, who behaves in an unkind, deceitful or selfish way. Also has a sense that they are trying to get to the next level by leaping ‘boundaries’ to get what they want.

An old-fashioned British term* that describes someone, particularly a man, who behaves in an unkind, deceitful or selfish way.  

A British word for spun sugar also known as ‘cotton candy’ in the US.

Another way of saying tooth decay, or describing cavities (holes, cracks or gaps).

These are all informal words used to describe teeth. Can you imagine why we use these words?

A spongy protective layer between the nerves of the tooth and the enamel (definition of “enamel” below!). Acts like a shock absorber when we chew.

A strong, protective layer on our teeth, formed before our teeth emerge from the gums.

This word can be used in lots of different ways, but in The Rotters it’s used as –

  1. i) a shortening of the word toothpaste
  2. ii) as the verb ‘to paste’; a British slang term that means ‘to be heavily defeated’.

It can, of course, be used to mean ‘to glue together’.

This is a British slang word for mouth, which is usually considered a bit impolite. It’s also used in Australia and New Zealand. This word isn’t actually mentioned in The Rotters. Can you find where ‘gob’ might go?

A British slang word to describe something that’s dirty, unpleasant or of poor quality.

Sticky biofilm made of food debris and saliva that traps grime that forms a slippery net over our teeth.

Someone who behaves in a way that you do not approve of but you may still like them.

Refers to someone, particularly a man, that behaves badly towards other people, especially by cheating them or deceiving them.

A place where someone lives without the owner’s permission.

Someone who lives in a place without the owner’s permission.

Bacteria that lives in our mouths from birth and contributes to tooth decay.

Hardened formations of plaque.

A verb that describes a way of complaining persistently in a particularly annoying manner!

*Why is it useful to know old-fashioned British words? You never know when they become useful! And these particular words match the Rotters’ old-fashioned gangster style.

Meet the

real Rotters!

Any idea what streptococcus mutans or plaque really looks like? Click here for some real-life toothy facts! AND how you can look after your gnashers…