The adventures of two unlikely best friends. Through funny stories and songs, young viewers can see the world from very different perspectives and learn that fun comes in all shapes and sizes.
Big feels that there's something missing from his house until his first-ever visitor arrives.
Big decides to help Small by building him a teeny tiny front door, but Small liked the big door much more.
Small sees a fish in the garden pond and wants to keep it in a bowl, but Big thinks fish are better left in the water.
Big invents a machine which tidies away Small's things. Small is not happy and decides to live somewhere else.
When Big is building his latest invention, a Sunshine Catcher, he loses the doohickey that the machine needs to work.
Small asks Big to pick the juiciest apple on the tree, but the apple is home to a talkative green worm.
Small is scared by Big's favourite toy, so he secretly buries it in the garden. Will Big forgive him?
Small is excited when a storm arrives because he wants to see lightning, but Big hides under the stairs for safety.
Big leaves the house and puts Small in charge, but leaves a very long list of things Small should not do.
Big and Small hear sounds one night and find Ruby practising a new song she has written about how lovely the Moon is.
Big is annoyed when Small cuts up his hosepipe to use as a rope in his rodeo show. To repay him, Small helps Big water the garden.
Small makes a new pet called Fang out of an old sock and pieces of macaroni. Big puts it into the washing machine by mistake.
Big takes Small into the garden one evening to look at the stars, which he thinks are beautiful and magical.
Big is working hard on his latest invention, a Good Luck Machine, but Small thinks it is actually giving them bad luck.
Big has a cold. A really bad, stay-in-bed cold. Small offers to nurse Big, but he is not one of life's natural carers.
Big accidentally whacks a ball into the Mysterious Woods. Small is fascinated by these woods, so the pair explore them.
Small is determined to find out the fun surprise that Big is planning for him, while planning a surprise of his own.
Big sleeps with his beloved stuffed T-Rex and sings it a song at bedtime, but Small is jealous and wants his own toy.
Big's prize tomato has finally ripened. It is big and red and beautiful, and Small thinks it will taste really great.
Big and Small decide to paint a portrait of Ruby, but they have very different styles of painting.
Twiba hears a magpie boast about the treasure it has hidden in the garden, and asks Big and Small to help her look for it.
Big and Ruby try to write a poem about a sweet little songbird but Small interrupts. They send him into the kitchen.
Small is confused about the difference between a worm and a caterpillar, and tells Twiba she will turn into a butterfly.
Big and Small are snowed into the house. Big is happy to stay indoors, but Small is frustrated at being stuck inside.
One evening they hear a strange noise outside and Small is convinced it is the Gwelf, a creature from his story book.
Big and Small are excited because it snowed overnight. Big wants to toboggan down the hill on his sledge, Daffodil.
Small insists that he is taller than Twiba, but she just knows she is taller than Small. Small is determined to prove her wrong.
Big and Small are catching fireflies in jars. They release them all, but one flutters back into their bedroom later on.
Big and Small borrow Ruby's instant camera so they can put a picture of themselves into Small's scrapbook.
Big announces that his celery is ready to be picked, so Small decides it should be Celery Day, complete with a song.
Big and Small set up a recording machine in the garden to capture the Gwelf on tape, but Ruby secretly uses it instead.
Big decides to explore the road outside their house, but with Small coming along, things go a lot slower than he planned.
Big and Small invite Ruby, Twiba and the Frogs over for a party, but end up spoiling everybody's fun
Big has a bad dream, so he locks it away inside his dream catcher box, but Small opens it and the dream escapes.
Big and Small build a see-saw to touch the sky, but they keep getting the balance wrong.
Small annoys Ruby by zooming through her house in his car, so she challenges him to a race through the garden.
Ruby performs a magic trick that looks as if she has pulled a rainbow out of a hat, so Big and Small try to copy her.
Big invents a mad-o-meter that can sense when people are being cranky with each other and discovers an argument between two frogs.
Ruby refuses to let Big and Small have a ride on her new scooter because she is afraid they will break it.
Big and Small are drawing when Small loses his favourite colour crayon, glowing green, down the drain.
Big builds a ladder for Small so he can climb up and play in the tree, but no one will play with him and he soon gets lonely.
Small is unhappy with the role that Big has given him, so he swaps with Ruby. However, Small eventually realises that he made a mistake.
Big is shocked one morning to discover that some of his vegetables are missing from the garden. Where have they gone?
Big is making a trampoline for Ruby, and makes Small promise not to spoil the surprise by saying anything to her.
Big is excited because it's time to spring clean the house, but somehow they keep getting distracted by other things.
When Big goes out for the night Small insists on having Twiba as a babysitter!
Big tries to beat the record for swinging featured in The Book of Biggests, Bests and Firsts, by swinging for two whole days.
When Big and Small accidentally damage Ruby's painting, she challenges them to be quiet and accident-free for just one day.
Big and Small each have four of their favourite biscuits. Big eats his all at once, but Small tries to make his last.
Big rushes in to find Small trying to chase a bee. He tells Small that you should leave bees alone, but Small doesn't listen.
Small announces that he is better at camping than Big, so they go on a camping trip in the garden to prove it.
Small looks for a fantastic surprise present for Big to celebrate the great time he has had living with him.
Small thinks that if he and Big had long hair, they would be more heroic, so he orders some wigs.
Small must rescue Big so they can play their favourite game, Boingo, after he accidentally gets trapped in the shed.
Small sees a rainbow and excitedly heads off to find the pot of gold at the rainbow's end.
Big and Small build a scarecrow to protect their seeds, but it seems to scare Small more than the birds!
Small wants to know what is inside Big's box of personal things, but Big says that they are private.
Big is trying to find the answer to a puzzle, but Small would rather go and play in the garden.
Small thinks Big's vegetable soup would taste great with lots of different flavours.
It's a hot and sunny day, and Big just wants to lie in the shade, but Small wants to run around and have fun.
Small wants a bedroom of his own, so Big helps Small to build one in the cupboard under the stairs.
Small thinks a star has fallen to Earth. He says it is his very own star and has the power to grant wishes.
Big and Small build a time capsule - but what will they put inside?
Big and Small celebrate Opposite Day - when they do everything back to front!
Big and Small hear an elephant in the woods, but how will they track it down?
Small tries to cure Big's hiccups by making him jump.
Big and Small sail off to explore the pond but find themselves lost in a fog.
Big wants to write a story just for Small. Big, however, cannot find the right words to put onto the paper.
Big and Small race each other to build a mountain in their garden so they will have a view from their window.
Big and Small exchange gifts but they start to realise they do not like their presents at all.
Big and Small want to build a waterslide in the pond. They know it is the frogs' home so they ask permission first.
Small sees Big enjoying a letter from his pen pal in Furthermost and decides he wants a letter too.
Big and Small have great fun with the two balloons they brought back from the fair.
Big gives a piano concert, but Small disrupts the music.
Small finds a large blue and silver egg on the doorstep. Big thinks it is an ostrich egg - but is it really? Show more
Big is quietly fishing by the pond, but Small is wondering when something more lively is going to happen.
Small is determined to prove that he can make Big laugh even more loudly than his favourite radio show.
Big has built a rocket to fly to the moon, but Small wants to go too and there is not enough room.
Complete episode guide for Big and Small with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in United States.
This episode guide is organized by seasons, making it easy to track your viewing progress or find specific episodes. Use the episode information to plan your binge-watching sessions or catch up on missed episodes.