In animation, a kitten named Kit and a puppy named Pup come out from behind a star.

Kit says MEOW!

Pup says WOOF!

Star-shaped screens show images of real children doing different activities.

A song plays INVESTIGATE WITH KIT AND PUP
DISCOVERING WITH KIT AND PUP
LET'S FIND OUT ABOUT THE WORLD
WITH KIT AND PUP

The name of the show reads "Kit and Pup."

Kit and Pup fill in the kiddy pool.

A kid's voice HI, KIT.

Kit says MEOW.

The kid says HI, PUP!

Pup says RUFF!

The kid says FULL.

The cork pops and the pools empty.

(POPPING)

The kid says EMPTY.

Kit sticks her hand in the hole and Pup fills it up again.

The kid says FULL...

Kit cheers and says MEOW!

The kid says --AND EMPTY.
(GROANING)

A bowl full of fruit appears.

The kid says FULL.

Now the bowl is empty.

The kid says EMPTY!
WHO'S GOING FIRST?
WHO WILL IT BE?
HOW MANY FULL THINGS CAN KIT
SEE?

Kit says MEOW.

The kid says IS THIS BOX FULL OF
TOYS?
YES.
IS THIS BUCKET FULL OF SAND?
YES!
IS THIS JAR FULL OF JAM?
YES!
HOW MANY FULL THINGS DID KIT
SEE?
ONE, TWO, THREE.
WHOOPEE!

Kit says MEOW.
(KIDS CHEERING)

The kid says WHO'S GOING NEXT?
WHO WILL IT BE?
HOW MANY EMPTY THINGS CAN PUP
SEE?

Pup says RUFF.

The kid says IS THIS PLAYHOUSE EMPTY?
YES.
IS THIS BISCUIT TIN EMPTY?
YES.
IS THIS JAR EMPTY?
NO.
THIS JAR IS FULL.
HOW MANY EMPTY THINGS DID PUP
SEE?
ONE, TWO.
WOOHOO!
(KIDS CHEERING)

Pup says RUFF!

A bottle full of milk appears.

The kid says FULL.
(SIPPING NOISE)

The bottle empties.

The kid says AND EMPTY.

An empty bus appears at the stop.

The kid says EMPTY...

People on the line getr on the bus.

The kid says AND FULL!
(HORN HONKING)

Kit patches the hole in the kiddy pool. Pup fills it up again.

The kid says FULL...

The pool gets 3 new holes and gets empty again.

The kid says AND EMPTY.

Now Pup and Kit turn to superheroes.

The kid says NOW FOR SOMETHING SUPER!
THIS JUG IS FULL OF WATER,
AND THIS CUP IS EMPTY.
THIS BOTTLE IS ALSO FULL OF
WATER, AND THIS CUP IS EMPTY
TOO.
THE JUG AND THE BOTTLE ARE
DIFFERENT SHAPES.
HOW MANY CUPS DO YOU THINK THE
JUG WILL FILL?
THREE CUPS.
AND HOW MANY CUPS DO YOU THINK
THE BOTTLE WILL FILL?
FOUR CUPS!
LET'S FIND OUT.
ONE,
TWO,
THREE!
AND THE JUG IS EMPTY!

(KIDS CHEERING)

The kid says IT DID FILL THREE CUPS.
WILL THE BOTTLE FILL FOUR CUPS?
ONE,
TWO,
THREE,
AND THE BOTTLE IS EMPTY!
IT ONLY FILLED THREE CUPS,
SO THE JUG AND THE BOTTLE BOTH
FILLED THREE CUPS, EVEN THOUGH
THEY'RE DIFFERENT SHAPES.
WHY DO YOU THINK THAT IS?

A song plays that goes WHICH OPPOSITES DO YOU KNOW
ARE YOU READY TO HAVE A GO?
FAST AND SLOW
STOP AND GO
WHICH OTHER ONE DO WE KNOW?
WHAT'S THE OPPOSITE OF FULL?
IT'S EMPTY!
AND WHAT'S THE OPPOSITE
OF EMPTY?
IT'S FULL!
YEAH!

Kit patches all the holes and Pup fills up the pool again.

The kid says FULL.
(SNICKERING)

They both cannon ball in the water and say WHOO!
(SPLASHING)

All the water splashes out of the pool.

The kid says AND EMPTY.
(SNICKERING)

The kid says BYE, KIT!
BYE, PUP!

The end credits roll as the theme song plays.

The song goes INVESTIGATE WITH KIT AND PUP
DISCOVERING WITH KIT AND PUP
LET'S FIND OUT ABOUT THE WORLD
WITH KIT AND PUP

Copyright 2018, BBC.