2. GOAL Celebrate Water Day in our school Celebrate Water Day in our school Teach second grade students about the circulation of water in the nature Teach second grade students about the circulation of water in the nature Raise ecological awareness and the importance of preserving Earths water resources Raise ecological awareness and the importance of preserving Earths water resources Bring Natural Sciences (Chemistry) closer to students Bring Natural Sciences (Chemistry) closer to students

3. PARTICIPANTS Eight grade students Eight grade students Second grade students Second grade students

4. WORK METHODS The eight grade students prepared a workshop named The circulation of water in the nature for the second grade students The eight grade students prepared a workshop named The circulation of water in the nature for the second grade students The eight grade students were leaders of the workshop The eight grade students were leaders of the workshop

5. EQUIPMENT AND MATERIAL FOR THE EXPERIMENT Glass Glass Burner Burner Tripod Tripod Clock glass Clock glass Wooden gripper Wooden gripper Napkins Napkins Various forms of water Various forms of water

6. WORKSHOP PICTURES

8. WORKSHEET WATERQUIZ Name rivers flowing through Karlovac: _________________ _________________ _________________ AFTER WATCHING EXPERIMENTS WRITE DOWN YOUR OBSERVATIONS AND CONCLUSIONS: 1. What happens to water after put it into a refrigerator? _____________________________________________ 2. What happens to ice after we keep it in our hand? _____________________________________________ 3. What can you see in the air above the glass after water gets warm? _____________________________________________ 4. What can you see on glass above the glass? _____________________________________________CONCLUSIONS: 1. Forms of water in the nature are: __________________, __________________ and __________________. 2. Water from river, lakes and seas slowly evaporates and turnes into ___________________ _________________. 3. Water vapour rizes into the air and makes ___________________ from wich water falls as precipitation back to the Earth. WATER CIRCULATES IN THE NATURE. Did you know that a snowflake is water turned into small crystals in the clouds? REMEMBER: 22 MARCH – WORLD WATER DAY

9. CONCLUSION The workshop was successful because the second grade students learned new terms- melting, evaporation and condensation The workshop was successful because the second grade students learned new terms- melting, evaporation and condensation They learned new work - methods (experiments for second grade students and beeing team leaders for eight grade students) They learned new work - methods (experiments for second grade students and beeing team leaders for eight grade students) Working together as a team Working together as a team