I don't play every game or do the School/Gym/Elite Gym very much unless there is free training to be had. Here is two weeks of casual stat building for me. Some of the features are premium and I do have gift boxes to do some more often.

Two Week Total
Art 6
Balance 53
Charisma 67
Coordination 49
Defence 17
Geography 5
Health 20
History 3
Humanities 1
Language 8
Law 1
Level 24
Magic 60
Math 5
Music 3
Science 7
Speed 19
Sports 6
Stamina 54
Strength 21

Clock Tower
2 Defence
2 Health
5 Level
3 Speed
4 strength

Eleka Fountain
3 magic

Fortune Teller
1 Speed

Foxfire Pond
1 Art
1 Balance
4 Coordination
1 Defence
1 Geography
2 Level
1 Math
2 Music
1 Speed
2 Sport
1 Stamina
1 Strength

Genie
4 Magic

Guillotine
4 Charisma

Ice Caves
19 Magic

Murfin Madness
24 Charisma

Operations Portal
1 Defence
2 Health
5 Level
2 Speed
5 Strength

Pixie Dice
1 Balance
2 Level
2 Speed
1 Stamina

Poison Pit
1 Balance
1 Coordination
3 Defence
2 Health
1 Level
3 Speed
1 Stamina
3 Strength

Prize Drop
1 Defence
2 Health
1 History
1 Level
1 Speed

School
1 Charisma

Sewer Pipes
1 Balance
1 Speed

Simerian Statue
1 Geography
1 Language
1 Math
2 Music
1 Science
2 Sports

Sugar Stack
1 Balance
4 Coordination
1 Defence
1 Health
1 Level
4 Stamina
1 Strength

Sword
2 Charisma
6 Magic

Traps
8 Charisma

Venomous Victory
1 Defence
6 Health
1 Level
1 Speed
4 Strength

Vortex Park Reservoir
1 Art
2 Defence
2 Humanities
3 Language
3 Level
2 Math
1 Science

Wheel of Fortune
4 Defence
1 Geography
1

Pet Stat Guide

GAMES

Fairy Flight

Score 110=119 for 1 Level Stat
Score 130-139 for 1 Charisma Stat
Score 150-159 for 1 Magic Stat
Score 170-179 for 1 Health Stat
Score 190-199 for 1 Strength, Defence or Speed Stat
Score 200-224 for 1 Coordination, Stamina or Balance Stat

Gizmo Gravity

Score 2000-2249 for 1 Strength, Defence or Speed Stat
Score 2500-2749 for 1 Coordination, Stamina or Balance Stat
Score 3000-3999 for 1 Health Stat

Gummy Bricks

Score 2250-2499 for 1 Level Stat
Score 3000-3249 for 1 Health Stat

Monty's Great Escape

Score 275-299 for 1 Level Stat
Score 325-349 for 1 Charisma Stat
Score 450-474 for 1 Strength, Defence or Speed Stat
Score 500-524 for 1 Coordination, Stamina or Balance Stat
Score 600-749 for 1 Magic Stat
Score 750 or more for 1 Health Stat

The Quack Mafia

Score 4000-4099 for 1 Level Stat
Score 4300-4399 for 1 Charisma Stat
Score 4600-4699 for 1 Magic Stat

Wallop!

Score 3000-3499 for 1 Level Stat
Score 6000-6499 for 1 Coordination, Stamina or Balance Stat
8000-8499 for 1 Strength, Defence or Speed Stat

Phantom Four

Win for 1 Magic and 1 Charisma Stat
Lose or Draw for 1 Charisma Stat

Echo
Score 5 or more for 1 School or University Stat

Extract Enpiah

FREE Features that randomly give stats:

Clock Tower
Eleka Fountain
Fortune Teller
Genie
Guillotine
Murfin Madness
Operations Portal
Pixie Dice
Prize Drop
Simerian Statue
Sugar Stack
Sword in the Stone
Wheel of Fortune
Windmill

PREMIUM Features that randomly give stats:

Foxfire Pond
Ice Caves
Poison Pit
Sewer Pips
Venomous Victory
Vortex Park Reservoir
Whirlpool

Quests

Computer Repair gives Magic Stats
Puchalla Inn randomly gives Charisma Stats

REWARDS
*Note: "All pets" is limited to 50 pets.

Arcade Fairy

Play 1150 Arcade Games for 2 Strength, Defence and Speed Stats for all pets.
Play 1250 Arcade Games for 2 Coordination, Stamina nad Balance Stats for all pets.
Play 1450 Arcade Games for 4 Strength, Defenc