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La craie disparue

S1 E9
·
2021

Christopher floats a tennis ball in the air and abracadabra... He discovers that it's science, because the air in the dryer moves faster than the air around us, causing the ball to float.

Levels:
Elementary Grade 2 Grade 3
Subjects:
Science and technology Structures and Mechanisms Matter and Energy French as a Second Language Listening Français
Skills:
Critical Thinking Self-Directed Learning Problem Solving Creativity
French level:
A2: Waystage Basic User (A1 - A2)
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E1 : Arc-en-ciel en bouteille

2min
Christopher tries to fit a rainbow into a bottle and abracadabra... He discovers that it's science, because liquids don't have the same weight, that's why they pile up on top of each other.
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E2 : Dentifrice pour dinosaure

2min
Christopher makes dinosaur toothpaste in a bottle and abracadabra... He discovers it's science, as the products create a chemical reaction that creates foam.
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E3 : Citron volcanique

2min
Christopher transforms a lemon and abracadabra... He discovers that it's science, because the acid in the lemon and the baking soda create a chemical reaction that looks like a volcanic eruption.
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E4 : L'eau voyageuse

2min
Christopher moves the water from one glass to another and abracadabra... He discovers it's science, as the paper towel absorbs the water and carries it between the glasses.
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E5 : La coquille d'œuf disparue

2min
Christopher makes the shell of an egg disappear and abracadabra... He discovers that it's science, because the vinegar dissolves the shell.
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E6 : L'œuf qui flotte

2min
Christopher floats an egg and abracadabra... He discovers it's science, as the salt takes up space in the water and pushes the egg to the surface.
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E7 : La pluie qui ne tombe pas

2min
Christopher creates rain from oil and abracadabra... He discovers it's science, as the dishwashing liquid surrounds each oil droplet and separates them from each other.
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E8 : Faire bouger des pépins

2min
Christopher moves pips without touching them and abracadabra... He discovers that it's science, because the chemical reaction between the baking soda and the lemon juice releases gas that makes the pips move.
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E9 : La craie disparue

2min
Christopher floats a tennis ball in the air and abracadabra... He discovers that it's science, because the air in the dryer moves faster than the air around us, causing the ball to float.
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E10 : Changer la couleur d'une fleur

2min
Christopher changes the color of a flower and abracadabra... He discovers that it is science, because flowers carry water to their petals, and if the water is colored, their petals will be tinted that color!
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E11 : Attirer des confettis avec un ballon

2min
Christopher attracts confetti with a balloon and abracadabra... He discovers that it's science, because when he rubs the party balloon, it gets charged with electricity. That's why the confetti is attracted to the balloon!
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E12 : L'eau qui flotte

2min
Christopher fait flotter de l'eau sur de l'eau et abracadabra... Il découvre que c'est de la science, car l'eau chaude et l'eau froide n'ont pas le même poids (densité), donc elles ne se mélangent pas.
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E13 : La danse du sucre

2min
Christopher makes sugar dance and abracadabra... He discovers that it is science, because by clinging to the oil, the sugar drags it with it to the bottom, because it is heavier.
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E14 : Les crayons dans un sac d'eau

2min
Christopher drills a bag without dripping water and abracadabra... He discovers that it's science, because the plastic of the bag fits around the pencil he uses to make the hole. So the bag stays waterproof!
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E15 : Le verre à l'envers

2min
Christopher turns a glass without the water flowing and abracadabra... He discovers that it's science, because the piece of paper sticks to the glass, and when you turn the glass upside down, the water puts pressure on the paper. The paper then sticks to the glass and this prevents the water from flowing.
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E16 : L'iceberg grandissant

2min
Christopher enlarges an iceberg and abracadabra... He discovers that it's science, because the water he pours on the ice is very cold, so it only needed a surface to attach to to form new ice crystals.
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E17 : La fraise gelée

2min
Christopher makes a frozen strawberry lollipop and abracadabra... He discovers it's science, because the water he pours on the strawberry is very cold, so all it needed was a surface to attach to to form ice crystals.
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E18 : La pluie multicolore

2min
Christopher makes multicolored rain in a glass and abracadabra... He discovers that it's science, because his colored cloud of shaving cream becomes very heavy. And just like in real life, gravity makes the water drops fall.
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E19 : La peinture vivante

2min
Christopher makes the paint move on its own in a plate and abracadabra... He discovers that it is science, because the dishwashing liquid repels the colored milk that contains fat, just like when you clean a plate!
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E20 : Le dessin animé

2min
Christopher makes a cartoon in a plate and abracadabra... He discovers that it is science, because the ink of his pencil does not stick to the plate and it gives the impression that the man moves because he floats in water.
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E21 : Une tornade dans une bouteille d'eau

2min
Christopher creates a tornado in a bottle and abracadabra... He discovers that it's science, because by moving the bottle very quickly by making circles, the water it contains takes the shape of a tornado.
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E22 : Faire tomber un œuf sans le casser

2min
Christopher drops an egg without breaking it and abracadabra... He discovers that it is science, because the egg was protected from falling by the little cocoon he made around it.
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E23 : L'instrument de musique magique

2min
Christopher turns a bowl into a musical instrument and abracadabra... He discovers that it's science, because the stretched rubber bands make noise when moved and since the bowl is quite hollow, it amplifies their sound.
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E24 : Le xylophone d'eau

2min
Christopher makes different sounds with pots and abracadabra... He discovers that it's science, because the pots don't contain the same amount of water and this creates different sounds.
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E25 : Les patates électriques

2min
Christopher turns on a light with potatoes and abracadabra... He discovers that it is science, because in contact with zinc and copper, the potatoes produce a weak electric current.
Levels:
Elementary Grade 2 Grade 3
Subjects:
Science and technology Structures and Mechanisms Matter and Energy French as a Second Language Listening Français
Skills:
Critical Thinking Self-Directed Learning Problem Solving Creativity
French level:
A2: Waystage Basic User (A1 - A2)