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The history of the bicycle: Overview
This article covers the evolution of the bicycle in five steps, from balance bike to bicycle.
- Laufmachines and hobby horses
- Pedals on the balance bike
- Higher, faster and... more dangerous
- the tricycle
- A safety on pneumatic tires
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VOICE: Concept model
Model that describes how the STEM philosophy can be integrated into teaching practice.
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Article (7)Other -
Apollo - 50 years of the moon landing
Half a century ago, Neil Armstrong set foot on the moon. A total of twelve astronauts would be walking around on our nearest neighbor. The first moon landing kept the whole world glued to the TV set, the last flight received hardly any …
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Internet of things: Watisda?
This article serves as a science sweat, with the intention of attracting curiosity and learning for STEM to students.
Such facts are placed in the spotlight, among other things, on the project site Choose for Voting by KlasCement. Other sites with …
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Energy: Freezer
Consumes less frozen when it is full?
A question for mechanics. They tell us that there is no difference between a freezer filled with ice cream, chicken, air or cardboard boxes.
The less food there is in a freezer, the more cold air to go out. …
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The Professional House
The Professional House is an educational center for all young people from eleven to fourteen years old, their teachers and their parents.
Teenagers from the third stage of primary education and the first stage of secondary education are introduced to …
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Article (7)Organisation, company, NPO