Handbuch Schüler- und Demonstrationsversuche Wasser, TESS und DEMO beginner Naturwissenschaften, (in german)

Detailed handbook for student and demonstration experiments TESS beginner and DEMO beginner. Contains all experiments of the student handbooks and the complementary demonstration experiments, as well as additional hints for the teacher. In color, DIN A5 ring binder.
14 student experiments and 5 demonstration experiments are described:

Student experiments:

• Water and ice
• Sweet and salty solutions
• The egg in water
• The refrigerater in the beaker
• Colder than ice
• Soft and hard water
• Soapsuds
• Water and oil
• The water mountain
• The sinking paper clip
• The soap vessels
• The crack in the water surface
• Water droplets
• Cleaning water

Demonstration experiments:

• The state of aggregation of water
• Water hardness
• Bank filtration
• Distillation
• The conductivity of water