Inspiring project: The cry of the onion

2021/03/13 STEAM-Hezkuntza (Elhuyar Zientzia)

Ed. Related information

Author(s): Nora, Maite, Lander and Julen.

Area: Biology, Chemistry.

Level: 1 THAT - 2 THAT

Challenge: Does the color of the eyes affect the crying that will cause the cut of an onion? And all onions cause the same crying? This is what will be analyzed through this research work.

Notes for teachers: It is a conceptually easily understandable research, with control variables and clear dependent variables. On the contrary, research design can be a complex challenge: how to measure time with great rigor? How many people will be needed for each eye color? What other variables will be controlled in the sample? Sex, age, glasses…

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