If a dynastic rule called “Tutoring” does not already exist, add a subrule “Tutoring” to Rule 2.1.

Reword the rule “Tutoring” to:

As a weekly action, a Caveman (the Teacher) may announce in a GNDT comment that they are teaching another Caveman with a lower Intelligence (the Student). The Student’s Intelligence increases by 1.  The Student gains additional Intelligence equal to one tenth of the difference between the Teacher’s Intelligence and the Student’s for each Research Project the Teacher has knowledge of off the list {Grunting, Advanced Painting, Grammar}.  The Student’s Intelligence is rounded down afterwards.