Chemistry In Class 7 Main Lesson on Fire Lime Acids Bases and Salt Julius Mackensen
A teacher's guide based on the work of Julius Mackensen. A guide to a main lesson block of 3 weeks containing experiments with fire lime acids bases and salt. Suitable for class 7 and up. The full title is: Chemistry in Waldorf Schools class 7 a main lesson block of 3 weeks a short guide to experiments with fire lime acid base and salt based upon the work of Julius Mackensen.