The children’s mobile laboratory of modern environmental knowledge worked on the basis of the Republican Resource Center for «Green Schools» of the state cultural institution «Center for Folk Art and Crafts in Kopys’ of the Orsha district «November 16. High school students of the State Educational Institution “Secondary School No. 16 of Orsha” demonstrated to the students of the State Educational Institution “Kopys’ Kindergarten — Secondary School” experiments on climate change and experiments on the properties of water, talked about water, its properties, its role in human life, the importance of saving water. Children could not only observe, but also take part in experiments. This event concluded the Energy Saving Week.