
This book is the result of the work of all participants and is a story of a drop of water that traveled with the students and reached the end of the journey passing through many traps.

Once upon a time there was a drop of water called Dropy. He was handsome and smart, but a little restless.His journey begins in Romania and he has to travel many countries to reach his destination..He first visited the school where students involved in eTwinning projects were studying and were guided by their teacher Eleonora Burnete, a chemistry teacher.




Eleonora Burnete-teacher
Secondary School Saint Andrew Mangalia



One day he learned that it can exist in three states of aggregation: solid, liquid and gas. He understood that he had to be careful to avoid very high temperatures because it would turn into steam but also low temperatures because it would turn into ice.He came home and told his parents what he had learned in school and would try to avoid these temperatures.Dropy learned that it is very important on Earth, without water you can only live for 3 days, but without food you can live for 2 weeks.He understood that water is the most important liquid on Earth and that the human body is made up of 70% water.
Maria Niculae, 7 grade


Mehmet Mete- teacher -Turkey
Ahmet Boga -student
Dropy arrived from Romania to Turkey. On the way he encountered difficulties but his desire was great to reach his destination and find out what is the culture, history, customs in this country.
Here he arrived at the High School where he teaches Professor Mehmet Mete.
He attended English classes and was impressed by the methods used in teaching. At the end of the day, he wasn't tired of playing games with the students - Kahoot, a quiz.
After playing dropy and realizing how much he learned from games. And he really enjoyed being in competition with others. He was very proud when his name appeared on the winners' stage.When she got home, she told her parents how much she had learned about water, its anomalies, and why the fish did not freeze in the winter. He was so tired that he fell asleep immediate





Branko Rumenikov
From Turkey dropy had to reach Croatia. He thought about what means of transport he should use so as not to pollute nature or water. He wanted the CO2 emissions to be as low as possible and chose the train for this trip.The trip lasted longer than expected, Dropy avoiding high and very low temperatures.Ogulin arrived at the school in Croatia with teacher Branko in class. He was tired from the road, but when he heard what smoky things he was telling students about money and how to invest it, how to use transportation correctly, sleep fled.






was impressed by the story about dollars so he asked professor Branko to help him create a dollar with the name of the project using the world art application
Water and environment health of life.



ADINA VOICU
Dropy has reached the preparatory class B of Mrs. Voicu Adina. The children were small and cute. The lady has in class 3 baskets of different colors, blue, green, yellow. Dropy asked - why do you need 3 baskets?
Stefania answered - because we know how to collect selectively - PET, paper, cans




Manoliu Adrian -ROMANIA
He went up to the 2nd floor and there he entered the 6th grade of B. The teacher invited him inside and asked him to pay attention to the lesson. The teacher's name was Manoliu Adrian. Dropy was delighted with the beautiful story about water culture, how important water is in our lives..Water culture was first used in Russia by K. A. Timiriazev in 1872; it was further developed in the works of D. N. Prianishnikov. Water culture is used in studying the ingestion, assimilation, and metabolization of salts by plants. All agricultural crops grow well in water culture, including root and tuber crops.


The water culture medium is a solution in distilled water of nutritive mixtures whose composition depends on the research task and the type of crop being studied. The vessels containing the water culture are placed in a greenhouse. Water culture makes possible the observation of the root system’s development in experimental plants and the systematic analysis and periodic replacement of the nutrient solution.A glass tube that reaches to the bottom of the container is placed through one of the openings to supply the roots with oxygen. The essential disadvantage of water culture is the variation in the reaction of the nutrient solution, with sharp jumps toward acidity or alkalinity as a result of the physiological acidity or alkalinity of the nutrient salts used.
Daniela Eugenia Dinu
Tranca Cristina/ Nr. 4 Secondary School/ Romania
Zaharioiu Ioana
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