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Synthesis of Gold Colloids: Demonstration
In the video, students demonstrate how they synthesized gold colloids during their research project using the Leidenfrost effect.
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Synthesis of Quantum Dots from Lemon Juice: Demonstration
During the research project on nanotechnology, third-year chemistry students Koen Truyens, Tom Walravens and Andy De Laet synthesized 'fluorescent carbon quantum dots' based on the article 'Safe One-Pot Synthesis of Fluorescent Carbon …
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Create your own egg sorting game: Photo step-by-step plan and video
Do you work on the theme of Easter? Then this egg sorting game can become a fun activity in your classroom. Watch the video and also find the photo step-by-step plan in this contribution. An idea from Crea with kids.
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Walking doesn't have to be boring
Discover in this video how you can make walks fun by organizing small activities during your trip.
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Washing hands for the opera lover
What are 20 seconds to an opera lover?
To prevent the spread of COVID-19, it is extremely important to wash your hands often and well. Some artists from the orchestra of Opera Ballet Vlaanderen have a handy trick for this. So stay home and wash your …
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Discoloration of meat: Background information
This video explains why fresh meat turns brown over time instead of red.
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Make a coin of gold: Taste
A fun student test or demo test in which you color a copper coin in silver and gold.
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apology letter
The Sorry Letter is an interactive tool in WAI-NOT that allows you to work in a restorative way in conflict situations. This video tells more about this from the experience in a class.
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Molding: Making a mold from glass fiber reinforced polyester
Making a molding or replica from glass fiber reinforced polyester. Here we show in detail how, for example, you can copy a bodywork part or a molding for a scooter or motorcycle yourself with liquid polyester and fiberglass.
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3D design: Create rubber mold and reproductions with casting resin
Make a rubber mold starting from a 3D model. Then pour a plastic casting resin into this mold to obtain a reproduction.
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Reagent of white copper sulfate with water 2
In this video you can see how white copper in contact with water is dark blue.
For other substances such as ethanol, white spirit, this phenomenon is not visible
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Reagent of white copper sulfate with water
In this video you can see how white copper in contact with water is dark blue.
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