This is a classic sudoku game. You can select any one of three grids(4x4, 6x6 or 9x9) and can set difficulty level. The objective is to fill a selected grid with Christmas items so that each column, each row, and each of the respective sub grids that compose the grid contain all of the items without repeating anyone.
Tap the tile and than tap the block in the left panel
Snow
Short
Weddi
Die O
Magic
Lambs
Bird
Cavem
Cente
Bubbl
Oddbo
Pong
Kitty
Jacks
Toy B
Idle
Anima
Fast
Clara
A Day
Mug S
Floor
Firel
Sery
Jelly
Skull
Offro
Silly
Bottl
Dora
Zombi
Night
Shoe