What subjects were included in the Later Vedic education?

Name any two pastimes of the Aryans.

React the following excerpt and answer the question that follows:

"The Upanishads contain two basic principles of Indian philosophy viz., karma and the transmigration of soul, i.e., rebirth based on past deeds."

(Source:https://www.nios.ac.in/media/documents/SrSec315NEW/315HistoryEng/315HistoryEng_Lesson4.pdf)

• What is the importance of the Upanishads?

What is meant by PGW?