Hi i have some questions

[birdydropsbombs]

Not looking to sell, but I have these Tamas and wanted to know if anyone could tell me what they are worth, hope this is the right place to post.
They all work and have backs

 

[birdydropsbombs]

Found these. The last blue one has no back

 

[birdydropsbombs]

One more

 

[birdydropsbombs]

I lied! One more!

 

[Not Elliette]

Wow! Those are alot of tamagotchis! I don't know the price but it's cool you have a collection of 'em