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La chasse au trésor : la lumière

S1 E10
·
2001

Our island experts explain that when light rays penetrate transparent materials, they are refracted or diverted. Light rays from a distant object are deflected by the lens and converge on a surface. The light rays, coming from the top and bottom of the object, are inverted and the image they form is reversed. This episode is about the mysteries of light!

Levels:
Élémentaire 4e année 6e année Secondaire 10e année
Subjects:
Sciences et technologie Matière et énergie Physique
Skills:
Communication Créativité Innovation Pensée critique Résolution de problèmes
French level:
B2 : Avancé ou indépendant C1 : Autonome
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E16 : Par-delà les montagnes : les ballons

13 min 2 s
Olive would love to see beyond the mountains. Despite their attempts to get there with a convertible and a mammoth, as well as hike to the end of the mountain, they can't because there is a huge cliff. The only way to get there is by hot air balloon. We will discover how this one works!
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E17 : Tous à la rivière : le refroidissement

13 min 2 s
It's a hot day on Mammoth Island. Finding a cool place to stay is no easy task for Olive and her family. The inventor helps them by explaining how a refrigerator and air conditioning work. Even the mammoths will benefit from the new inventions of the islanders!
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E18 : Mammouths recommandés : le frottement

13 min 2 s
During the summer, Tom and Olive work as mail carriers. There's nothing like a mammoth to pull the mail cart, but when it comes to stopping the cart, our friends just miss an accident. Fortunately, the inventor demonstrates the effectiveness of the brakes and takes the opportunity to explain the phenomenon of friction.
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E19 : L'écho des mammouths : les sons

13 min 2 s
To reach new pastures, our heroes must guide their mammoths through a real labyrinth of canyons. But as soon as they find themselves in this immense maze, the mammoths, frightened by the echo of the voices, panic and flee. It is by using the phenomenon of sound and vibration that they manage to gather the herd.
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E20 : Bagages à la mer : l'immersion

13 min 2 s
The Mammoth Island ferry was the first to provide a regular link with the neighboring island. Unfortunately, during its first crossing, its cargo fell into the water. Olive and the inventor use the principles of immersion to recover the luggage that has fallen to the bottom of the sea.
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E21 : En dernier ressort : les ressorts

13 min 2 s
To pick coconuts, Tom has developed a clever technique. His mammoth lowers the branches of the coconut trees with a rope, and Tom only has to raise his arms to harvest the fruit! But one day, he accidentally discovers that harvesting can be even more efficient and deliveries faster thanks to springs. By using leaf or spiral springs,…
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E22 : État de choc : l'électricité

13 min 2 s
To pick giant lemons, Tom, on the back of a mammoth, uses a metal spear. But beware, there is electricity in the air! As he plunges his harpoon into a lemon, he and his mammoth receive an electric shock! In this episode, the inventor explains the principle of electricity.
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E23 : Une alliance réussie

13 min 2 s
Today, Bertille has decided to go to the market. While she is away, Tom and Barnabé are in charge of tidying up the kitchen. While Tom is rushing to do the dishes, Bertille's wedding ring falls into the sink! With the help of their friends, they will try everything to recover it before Bertille returns.
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E24 : La mélodie des mammouths : la musique

13 min 2 s
On the island, everyone thought it was impossible to make music without the mammoths... until the day when the inventor teaches our friends to play with real instruments that produce vibrations with the air. After a few rehearsals, more noisy than melodious, the new Mammoth Island Orchestra is finally ready for the concert on the…
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E25 : Captivants capteurs : capteurs et émetteurs

13 min 2 s
Out with the old, in with the new! Bertille and Barnabé set out to modernize the Mammoth Inn they had just inherited. They equip it with the most modern and sophisticated devices: alarm systems, smoke detectors, sliding doors and metal detectors soon replace the mammoths that used to be the picturesque charm of the place. This does…
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E26 : Mammouth à l'appareil : les télécommunications

13 min 2 s
On the island of the mammoths, the 'telephone stones' turn out to be a somewhat hazardous and sometimes even dangerous means of communication! After the inventor's explanations, the islanders quickly adopted the telephone. This electric telephone sends signals that travel through electrical wires and are eventually…
    Levels:
    Élémentaire 4e année 6e année Secondaire 10e année
    Subjects:
    Sciences et technologie Matière et énergie Physique
    Skills:
    Communication Créativité Innovation Pensée critique Résolution de problèmes
    French level:
    B2 : Avancé ou indépendant C1 : Autonome