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- wSerie
- TV Shows
- Numberblocks
- Season 4
- Episode 21
Twenty One and On
Numberblocks - S4 - E21
Twenty and chums find out what happens when you go past bus stop 20. Learn about the numbers 21, 22 and 23 with the Numberblocks.
Numberblocks: Season 4 - 30 Episode s
4x1 - Fifteen's Minute of Fame
June 10, 2019
The Numberblocks put on a talent show full of terrific number tricks, but it doesn't quite go according to plan. Learn all about the numbers 1 to 15 with the Numberblocks.
4x2 - On Your Head
June 11, 2019
When their numberlings fall off, the Numberblocks have to work out who they are and how numbers work. Learn about place value with the Numberblocks.
4x3 - Ten's Place
June 12, 2019
Welcome to Ten's Place, where trainer Ten puts her friends through their paces with a high-energy number workout. Learn about numbers that are 'ten-and-a-bit' with the Numberblocks.
4x4 - Balancing Bridge
June 13, 2019
It's all in the balance as the Numberblocks try to make it across a very wobbly bridge. Learn about adding with the Numberblocks.
4x5 - Sixteen
June 14, 2019
Meet the really big square who always gets the party started: Sixteen! Learn all about the number 16 with Numberblock Sixteen.
4x6 - Square Club
June 17, 2019
Things get totally out of hand at a Square Club meeting - until a certain someone arrives to save the day. Learn all about square numbers with the Numberblocks.
4x7 - Seventeen
June 18, 2019
Meet the artist known as Seventeen, who likes to paint 17 of everything. Learn all about the number 17 with Numberblock Seventeen!
4x8 - Eighteen
June 19, 2019
Meet Eighteen, the speedy super-rectangle who was born to ride the rays. Learn all about the number 18 with Numberblock Eighteen!
4x9 - Loop the Loop
June 20, 2019
Super rectangle Eighteen shows the others how to ride the rays on the super-duper looper. Learn about numbers that can make rectangle shapes with the Numberblocks.
4x10 - Nineteen
June 21, 2019
New Numberblock Nineteen discovers she's a one-off with a hidden talent for shape-shifting. Learn all about the number 19 with Numberblock Nineteen!
4x11 - Twenty
July 8, 2019
Are you ready for the big dance number? Numberblock Twenty struts his stuff and dances the Two Tens Tango. Learn all about the number 20 with Numberblock Twenty!
4x12 - Tall Stories
July 9, 2019
Are you sitting comfortably? Then we'll begin a bedtime story all about Numberblocks Sixteen to Twenty. Learn all about the numbers 16, 17, 18, 19 and 20 with the Numberblocks.
4x13 - Flights of Fancy
July 10, 2019
Rocket Ten and friends blast off into space for a rhyming adventure to visit planets 11 to 20. Explore numbers 11 to 20 with the Numberblocks.
4x14 - I Can Count to Twenty
July 11, 2019
The Numberblobs challenge Twenty to a singing count-off. Who can count to 20 in the most original ways? Learn how to count up and down and in steps with the Numberblocks.
4x15 - Heist
July 12, 2019
Can Sixteen to Twenty use their special skills to sneak past the robot guards at the Museum of Numbers? Learn about the special properties of numbers with the Numberblocks.
4x16 - Sign of the Times
July 15, 2019
Super-speedy Numberblock Eighteen discovers a faster way to add a number together lots of times. Learn how multiplication works with the Numberblocks.
4x17 - Fun Times Fair
July 16, 2019
Super-rectangle Twelve helps the super-excited Numberblobs work out how many tokens they need for each fairground ride. Learn about multiplication with the Numberblocks.
4x18 - The Lair of Shares
July 17, 2019
One and friends can only escape from the Lair of Shares by learning how to share and solving the puzzles inside. Find out about sharing and division with the Numberblocks.
4x19 - Terrible Twosday
July 18, 2019
They came from outer space to divide the Numberblocks into Twos. Who can stop the invasion of division with the Numberblocks.
4x20 - Divide and Drive
July 19, 2019
Three invites the others to her super new go-kart track, where you must divide into Threes to drive. Learn how division works with the Numberblocks.
4x21 - Twenty One and On
August 5, 2019
Twenty and chums find out what happens when you go past bus stop 20. Learn about the numbers 21, 22 and 23 with the Numberblocks.
4x22 - We're Going on a Square Hunt
August 6, 2019
The squares explore an ancient temple in search of a really, really big square. Learn more about square numbers with the Numberblocks.
4x23 - Thirty's Big Top
August 7, 2019
Welcome to the Big Top, where Thirty and friends show off their circus tricks. Learn about the numbers 30, 40 and 50 with the Numberblocks.
4x24 - Land of the Giants
August 8, 2019
Five and friends discover a way to make themselves ten times bigger! Learn how to count, add and think in tens with the Numberblocks.
4x25 - Fifty
August 9, 2019
Superstar Fifty rocks out the Numberland stadium with her shining gold guitar. Learn how to count up in fives with the Numberblocks.
4x26 - Sixty's High Score
August 12, 2019
It's time to meet Sixty and friends in a rocket-powered game of How Many Tens. Learn all about the numbers 60, 70, 80 and 90 with the Numberblocks.
4x27 - The Big One
August 13, 2019
One has found a way to keep adding Ones all the way to Ninety-nine. But what on earth comes next? Learn to count to 99 or so with the Numberblocks.
4x28 - One Hundred
August 14, 2019
One Hundred shows us what she's made of in a big song about being big. Learn all about the number 100 with the Numberblocks.
4x29 - One Thousand and One
August 15, 2019
One wonders if anyone could be bigger than One Hundred, and has a big think about some very big numbers indeed. Learn about huge numbers with the Numberblocks.
4x30 - More to Explore
August 16, 2019
It's time for the grand finale but the number fun doesn't stop here: there's so much more to explore! Step into the wonderful, wider world of numbers with the Numberblocks.