Digital-Text includes essential material in the areas of Mathematics, Physics, Chemistry, Technology, Biology and English.
It includes general curriculum content for high school students (ages 12-16):

High School	Lower Secondary		Upper Secondary
	12-13 years	13-14 years	14-15 years	15-16 years
Science	•	•	•	•
Mathematics	•	•	•	•
Industrial technology	•	•	•	•
Biology	•	•	•	•
Chemistry	•	•	•	•
Earth science	•	•	•	•
Physics	•	•	•	•
English (as a foreign language)			•	•

Table of contents