Épisode · Wiki Storia
S1 - E7 | The Forest of Decision Trees
How does a machine make the right choice?
On the road to knowledge with music for 3 to 6 year olds!
Today, we are going to discover smart machines.
Pictures of our little adventurers in action - can you come and play with them?
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🎤 Move, sing, discover!
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The adventure begins with a story and discoveries for 6 - 8 year olds!
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📝 Quick summary of key information
How does a machine make the right choice?
A smart machine is a tool that can think and make choices, just like a human. Imagine a robot that can pick the best path to go to school!
To help these machines make choices, we use a tool called a decision tree. It's like a maze of questions and answers that guides the machine to the right decision.
Every choice depends on the question before. For example, if the machine has to choose between playing or eating, it will follow a logical path to decide what is best to do.
If a machine makes a bad choice, it can learn from its mistake and try to do better next time. Machines practice a lot with data to become smarter and smarter.

The Forest of Decision Trees
How does a machine make the right choice?
The Paths of Decision
After exploring the Garden of Data, Noa and Mila were amazed by the magic of information. By picking a number-flower and stroking an image-leaf, they had discovered how data could be turned into beauty. With the help of their friend IAlexandra (1), a funny and clever AI in the form of a small blue fox, they had understood that every detail counts in the magic of data. Soon after, the children found themselves in a strange forest, where every tree seemed to have a story to tell.
Noa, amazed, says:
« Look, Mila! These trees are magical! »
Mila, amazed, says:
« Yes, Noa! Every tree has branches that split. »
IAlexandra, with a pixelated smile, explains: « These are decision (2) trees. They help AI answer questions. »
Noa, curious about the magical trees, asks:
« How does it work, IAlexandra? »
IAlexandra, with a pixel smile, explains: « At each fork (3) in the road, a glowing question appears. You choose a path. »
Thanks to IAlexandra's explanations, they understand that these choices create a magical tree of smart decisions. A light floated in the air. A shiny question appeared. Noa and Mila looked at IAlexandra.
The Mysteries of Logical Paths
A bright question appeared. Noa and Mila looked at IAlexandra. What should we do?
Noa, curious, turns to Mila and says:
« Okay, but why? Look, there are apples on the left and flowers on the right. If we take the apples, maybe we can use them for a project. What do you think, Mila? »
Mila, excited, says:
« I agree with you, Noa! Apples could be useful for our project. We could even make a delicious pie! »
IAlexandra, with a pixel smile, says:
« Very well, follow the path of the apples. »
The children walked on. Golden apples appeared. They sparkled brightly. Noa and Mila laughed. IAlexandra told a joke. The apples turned into stars. The children were amazed.
Noa, amazed, says:
« It's magical! »
Mila, amazed, says:
« Yes, it's amazing! »
IAlexandra, with a pixel smile, starts to speak:
« Did you see how the apples turned into stars? It's thanks to a decision tree. Imagine that every choice you make creates a new branch. The AI learns and adapts based on these choices. It's like a game where every decision matters! »
The children, along with their friend IAlexandra, walked through a magical forest filled with talking animals, like a futuristic (4) fox. At each fork in the road, they had to make choices, guided by IAlexandra's explanations. Suddenly, they reached a mysterious (5) river, the River of Tests, where they would have to answer questions to continue their adventure. Noa and Mila were excited to find out what awaited them on the other side of the river, ready to face new challenges with their friend IAlexandra.
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