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Description
Why are there so many songs about rainbows
And what's on the other side
Rainbows are visions
But only illusions
And rainbows have nothing to hide
("Rainbow connection", The Muppets)
What do we know about rainbows and what is still hidden?
Let’s discover a lot of interesting knowledge with this case-lesson and get such competencies as positive thinking, ability to concentrate, critical thinking, intelligence, ability to filter information, teamwork, and creativity.
What knowledge the case lesson gives?
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