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The educational material has been designed for 2 - 12-year-old children. The whole set consists of over three hundred activities, which increase the knowledge acquired while listening to the story, rhymes, chants and songs and working with the facts. (cca 300 activities)
Sample https://youtu.be/6BzUHlJ5mQk
Sample https://youtu.be/6BzUHlJ5mQk