Here look at this topic
https://www.tamatalk.com/IB/index.php?showtopic=103277.
To earn certain points:
Jump Rope & Mimic = Boosts random caterogries.
Flag = Boosts kindess/social (flower icon)
Shape = Boosts Intellegnece points (pencil icon).
Dance= Boosts Arts/Talent (star icon)
Ms. Sunflower = Arts/Talents icon
Mr. Canvas = boosts social/kindess (flower icon)
Mr. Turtle = Boosts Intellgence icon (pencil icon).
If your tamagotchi is high in a certain amount of skill points you will get certain characters look at this topic
https://www.tamatalk.com/IB/index.php?showtopic=99281
Try to beat the whole game, the better you are the more points you earn.
Also you can feed your tamagotchi certain foods.
Georgiakate1, and Spudilike made this food chart but it's not complete though, it should help you. It's located in the Tamagotchi Tips and Tricks section, I wish I could show you but my computer is messing up so you have to find it that section here's some info from it.
Intellgence:
Fish +3
Omelet +2
Ice Cream +1
Beef +1
Arts/Talent:
Donut +3
Cupcake +2
Cheeries +1
Cheesecake +1
Social/kindness:
Banana +3
Corn +2
Sandwhich +1
Grapes +1
Also there's a Pinned topic in the TamaTown (on tamatalk) section that D-best made, it shows you how to generate your password for items, and points.
locky458