* Matemáticas
Escribir con letra las cifras.
Inventar 10 cifras sólo con números.
Escribir con letra las cifras.
Inventar 10 cifras sólo con números.
Look for information and choose two or three inventions that were created to save the environment. https://www.google.com/amp/s/amp.businessinsider.com/10-inventions-helping-save-planet-2018-1 https://ecobnb.com/blog/2014/02/10-green-inventions-incredible/ https://www.google.com/amp/s/amp.cnn.com/cnn/2017/05/11/tech/ecosolutions-5-ways-tech/index.html
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