Petrovice u Karvine: Water - a project day at school Petrovice

Water - It was a major theme of the project, which was held Tuesday, October 27 at Petrovice elementary school. Within the Natural example, children explore the ecosystem petrovických ponds. Pupils in the morning exploring the properties of precious liquid and made various chemical experiments. The physical properties of water have focused in physics. Interest of the children was great.