Things keep vanishing. Numberjacks 3 and 4 discover that 0 has disappeared too and is causing things to vanish. He is evading all attempts to get him back. When 3 helps out on the Brain Gain machine, everything is tripled but order is finally restored.

The episode opens with 3 trying to convince 4 that she is taller than him. The alarm goes and an agent says there is a boy having trouble with his pencil. 4 takes the mission to see what is wrong. Can he help?

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Numbers 3, 4 and 5 are in the gym standing among a mixture of colourful circles, playing the circle game. The Agents call in reporting problems at the beach - 6 takes on the mission. Objects are behaving strangely - they've taken on a life of their own. It's the Shape Japer causing mayhem.

The Spooky Spoon is turning everything upside down, so 1 and 8 are sent out to help 4.

People keep counting when they don’t need to - thanks to the Problem Blob. 5 sorts things out.

The Shape Japer is into extreme shapes – 6 gets busy sorting things out.

The Puzzler sets a puzzle, and 3 is up to the challenge, with a little help from, 7, 8, and 9.

The Numbertaker’s causing problems, but strangely people don’t notice. 4 to the rescue!

The Shape Japer’s changing the lengths of things – 6 and his buddy sticks are on the case!

Sometimes it’s good to think again, as 5 discovers when she’s dealing with Spooky Spoon’s latest stirrings.

People need to carry on counting, not start again – 6 sorts out the Problem Blob.

People need more information – so 4 goes out there battling with the Puzzler.

The Numbertaker is halving the numbers of everything - 4 is sent out to stop him. In this episode, 4 turns into a 1, a 2 and an 8.

A girl can't get near to her teddy, and grown ups need help with things being too close. 6 flies out to sort the Problem Blob.

The Shape Japer is having fun with cylinders - 5 to the rescue!

Numbers don’t match when the Numbertaker’s about - until 3 saves the day.

Spooky Spoon is jumping things about – and 4 is the one to sort her out.

The Puzzler is making things bigger and smaller – 6 and the buddy tiles save the day.

5 to the rescue when things are going up and down and round and round, all thanks to the Problem Blob.

The Shape Japer is splitting things into fractions, and 3 is on the case.

7 tells the story of how 3, 4, 5, and 6 had to sort out day and night when Spooky Spoon mixed things up.

When the Puzzler bubbles 8, 4 has to find three different ways making eight to release him.

6 saves the day when the Number-taker is taking hundreds and thousands.