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A Strong Hold on Perimeters

S1 E39
·
2016

Want to know how to build the biggest fort you can? Éric reveals the secret in this episode!

Levels:
Elementary Grade 4 Grade 3 Grade 2
Subjects:
Mathematics Spatial Sense
Skills:
Communication Problem Solving Critical Thinking
French level:
B1: Threshold Independent User (B1 - B2) A2: Waystage Basic User (A1 - A2)
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E1 : Le 9 magique

3min30s
Eric the mathmagician pulls off a magic trick that will amaze your friends! Whatever number you choose, the answer will always be nine. It's not magic... it's mathematics!
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E2 : L'ancien est nouveau

3min30s
Go back a few thousand years to ancient Egypt with Eric! With him, you'll discover and demystify a secret multiplication system.
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E3 : Tête à tête

3min
This experiment is not a puzzle: we measure about eight times the height of our head. It's not magic... it's mathematics!
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E4 : Métamorphoses

3min30s
Eric shows us how to turn a bird into a fish! What is the secret behind this metamorphosis?
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E5 : Mesurer la hauteur d'un arboretum

3min
How can you find the height of something very tall - like a tree or a basketball hoop - without a scale? Eric will help you!
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E6 : Zéro mon héros

3min30s
What is the most powerful number in the world? Come and find out with Éric!
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E7 : Le pouvoir du double

3min30s
Éric the mathemagician illustrates the power of doubles to transform a single gold coin into a billion coins in just one month. It's not magic... it's mathematics!
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E8 : La probabilité en fête

3min
What would you say if we challenged you to prove that at least two people in your class share the same birthday? Would you accept? If so, and if there are at least 23 people in your class, chances are you would win!
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E9 : Le carré parfait

3min
What geometric shape do you have? Chances are, you're a square, like most of us! But you could also be a big rectangle or a small rectangle... Come and find out with Éric!
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E10 : Une chaise en papier

3min30s
Eric examines the strength of a paper chair. Will it hold the weight of one person? We've known for a long time that triangles are very strong - but are they really the strongest shapes? Let's find out!
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E11 : La face cachée du dé

3min30s
Éric presents a magic trick with dice. Simply by looking at a tower of dice, he can calculate the sum of all the numbers on the hidden faces. It's not magic... it's mathematics!
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E12 : Tourner en rond

3min30s
It's possible to create a perfect circle without lifting a finger! If you're ready to become a human compass, you can create your own perfect circle. It's not magic... it's mathematics!
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E13 : Calculer son anniversaire

3min
Can your calculator tell you your date of birth? Of course it can! Come and find out with Éric!
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E14 : Toutes proportions gardées

3min30s
Eric explores how to measure different parts of the face using unconventional units of measurement.
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E15 : Un mauvais pli

3min
How many times do you think you can fold a sheet of paper? Four times? Five times? Nine times? Come and find out with Éric!
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E16 : Estimer l'estimation

3min
Eric impresses us with his extraordinary powers of estimation. Using a few general facts and estimates, discover how to estimate how much time you'll have spent sleeping until you reach the age of 18.
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E17 : L'éléphant danois

3min30s
Do you think it's possible to read your friends' minds? Come find out with Éric!
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E18 : Chaussure au pied

3min
Did you know that most people are seven feet tall? That is, we measure seven of our own feet. It's not magic... it's mathematics!
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E19 : Jaloux des multiplications

3min30s
Here's an ancient math trick that uses a louvered window to multiply double-digit numbers. The mystery is downright simple!
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E20 : Le chiffre de César

3min30s
Intercept a secret message. Eric deciphers the Caesar code used by the great Roman emperor Julius Caesar over 2,000 years ago. It's not magic... it's mathematics!
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E21 : Attache-toi bien

3min30s
How many ways are there to tie shoes? Come and find out with Éric!
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E22 : Lettres aux chiffres romains

3min
Did you know that the letters C, D, I, L, M, V and X are Roman numerals that were used by the ancient Romans and that we still use today? Help Éric learn the Roman numerals.
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E23 : Dans un sens ou dans l'autre

3min
A palindrome is a word, phrase or couplet that reads the same in both directions-left to right and right to left. Come and discover with Éric if numbers can be palindromes too!
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E24 : Pareil, mais différent

3min
Which of the two containers can hold the most marbles - the taller or the shorter? We can't always trust our eyes. Come and explore the world of illusions with Éric the mathemagician.
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E25 : Les anneaux de Möbius

3min30s
Éric tries his hand at magic with a magic circle. Can he create intertwined rings with just a strip of paper?
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E26 : Un petit bec en papier

3min30s
Here's a trick for young mathmagicians. You can take the flat surface of a sheet of paper and transform it into three dimensions. See how Éric uses folds and scissors to create something impressive!
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E27 : Pavage et bavardage

3min
Éric the mathemagician amazes us once again by creating a geometric paving stone in the shape of his head! It's not magic... it's mathematics!
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E28 : Une fraction de gâteau

3min30s
Did you know that you can use math to share a cake? You will discover with Éric how fractions can be absolutely delicious!
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E29 : Mes yeux miroirs

3min
The mirror is a very important object for magicians, as they use it to create illusions. Éric even uses it to transport himself into another dimension!
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E30 : Ceci avec cela

3min30s
How many different ways can you combine 6 shirts and 4 pairs of pants? Discover the number of possible combinations using the mathematical powers of multiplication.
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E31 : Poids lourd poids léger

3min
Éric discovers that the mass and size of an object are not at all the same thing.
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E32 : La moyenne des choses

3min30s
Here's an easy way to add up in your head all the numbers in a 3-by-3 block of dates on a calendar.
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E33 : La grille au trésor

3min30s
Eric is on a treasure hunt, but first he has to learn how to use a grid map! You can learn to read a grid and help Éric find the treasure.
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E34 : Le cerf-volant

3min
Do you know how a kite works? Together with Éric, you'll discover that symmetry helps kites fly. It's not magic... it's mathematics!
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E35 : La courbe est droite

3min
Éric is a master of illusions! He'll show you how to create an optical illusion by drawing straight lines that form a curve.
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E36 : Point de fuite en perspective

3min
Did you know that some things can seem far away - as if they were disappearing - when you look at a flat surface? It's an illusion called the vanishing point. It's not magic... it's mathematics!
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E37 : Les motifs de la danse

3min30s
Éric discovers how to find mathematical patterns in art, architecture and even dance!
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E38 : Temps ensoleillé

3min30s
How do you tell the time without a clock? Éric will show you!
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E39 : A Strong Hold on Perimeters

3min
Want to know how to build the biggest fort you can? Éric reveals the secret in this episode!
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E40 : Le nombre magique

3min30s
Éric the mathemagician knows a trick that is sure to blow your mind! No matter what number you choose, you'll always wind up with the same result.
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E41 : Écrire au miroir

3min
Can you decipher Éric's writing? Here, he reveals the mathemagical mystery behind mirror writing.
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E42 : Les mathématiques sont partout

3min
Put on your mathemagical glasses and tag along with Éric! He shows us that math can be found everywhere! From pineapples to pine cones, we explore how math applies to living objects and natural structures alike.
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E43 : Mini moi-même

3min30s
Would you like to make a self-portrait? Éric knows how to make self-portraits that are perfectly at scale… even if they are tiny.
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E44 : La bonne étoile

3min
Éric, the famous mathemagician, wants to show you how you too can reach for the stars! All you need is folded paper and scissors to create your own perfect five-pointed star. It's not magic... it's mathematics!
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E45 : La grenouille en papier

3min30s
You can turn an ordinary sheet of paper into a three-dimensional jumping frog! It's not magic... it's mathematics!
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E46 : À l'endroit, à l'envers

3min30s
You can amaze your friends with a magic trick using goblets. By following this sequence, you'll be able to pull it off in just three moves!
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E47 : Tous dans le même bateau

3min30s
Sometimes, when you can't seem to solve a problem, you have to get creative. Éric reads a fable to get some inspiration on how to look at a problem from another angle.
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E48 : Écoute bien le problème

3min30s
Look and listen carefully! Éric the mathemagician learns that problem solving is similar to illusions. You really have to pay attention!
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E49 : Chaussette probable

3min30s
Éric uses probability theory and a sock drawer to pull off a mathmagic trick!
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E50 : Tetraèdre

3min
Éric is racking his brains to find out how to place four apple trees so that they are the same distance apart. It's not magic... it's mathematics!
Levels:
Elementary Grade 4 Grade 3 Grade 2
Subjects:
Mathematics Spatial Sense
Skills:
Communication Problem Solving Critical Thinking
French level:
B1: Threshold Independent User (B1 - B2) A2: Waystage Basic User (A1 - A2)