Teacher Shows Students How Negative Words Can Make Rice Moldy


The impact of positive and negative emotions might be more impactful than you think—and more persuasive.

A teacher in Curitiba, a southern region in Brazil, decided to illustrate the power of words to her students by using two cups of sealed rice.

Physical education teacher Ana Paula Frezatto Martins arranged the class in a circle around the two cups of grains. Then, she asked the students to say bad things to one of the cups — things people might hear in everyday life, like “you are useless”, “you are stupid”, and “you can’t accomplish anything”.

To the second glass, the teacher asked the kids to say things they would like to hear from everyone. The kids used such expressions as “you are special”, “you can accomplish anything”, and “you are smart”. Days later, the rice in the “love cup” fermented naturally while the rice in the “hate cup” became dark and moldy.

MORE: How Positive Media Can Make Us Better People

Martins says she has always tried to show her students the importance of highlighting positivity.

“In my classes I explain the importance of saying nice things to each other, but kids need more tangible physical expressions of our examples,” says Martins, according to Globo.

“When you say something nice,…

Sasha Harriet

Sasha Harriet

As content editor, I get to do what I love everyday. Tweet, share and promote the best content our tools find on a daily basis.

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Sasha Harriet

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