Points are awarded for each activity in Brain Training, which can only be attempted once per day. 2 points are awarded for each activity, which the possibility of additional points for any activity that can increase multiple lobes. The Brain Training sessions do not have to be done in a row, but it can take up to 50 different Training sessions to complete.
The list of Parietal Lobe activities are:
Find The Same Kind
How many Balls? (+2 Frontal / +1 Parietal)
Pest Control (+2 Parietal / +1 Temporal)
Umbrellas (+2 Parietal / +1 Temporal, Requires 1 Brain Age session to Unlock)
Where Is The Meat? (+2 Parietal / +1 Frontal, Requires 1 Brain Age session to Unlock)