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Lettres aux chiffres romains

S1 E22
·
2016

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.

Levels:
Élémentaire 2e année 3e année 4e année 5e année 6e année
Subjects:
Mathématiques Nombres Sens de l'espace
Skills:
Communication Pensée critique Résolution de problèmes
French level:
A2 : Intermédiaire ou de survie B1 : Seuil
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E1 : Le 9 magique

3 min 30 s
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

3 min 30 s
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

3 min
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

3 min 30 s
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

3 min
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

3 min 30 s
What is the most powerful number in the world? Come and find out with Éric!
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E7 : Le pouvoir du double

3 min 30 s
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

3 min
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

3 min
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

3 min 30 s
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

3 min 30 s
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

3 min 30 s
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

3 min
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

3 min 30 s
Eric explores how to measure different parts of the face using unconventional units of measurement.
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E15 : Un mauvais pli

3 min
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!
    Levels:
    Élémentaire 2e année 3e année 4e année 5e année 6e année
    Subjects:
    Mathématiques Nombres Sens de l'espace
    Skills:
    Communication Pensée critique Résolution de problèmes
    French level:
    A2 : Intermédiaire ou de survie B1 : Seuil