Puzzles build fine motor skills, hand-eye coordination, and problem-solving strategies. Here is the progression of puzzle solving for babies and toddlers.
The Ultimate Guide to Puzzles for Kids - TicTacTeach
Puzzle play by age (and developmental stage)
MONTESSORI PUZZLE PROGRESSION Introducing Puzzles to Your Toddler
Undeniable Benefits Of Puzzles For Toddlers
How puzzle progression benefits toddlers
MONTESSORI PUZZLE PROGRESSION Introducing Puzzles to Your Toddler
How puzzle progression benefits toddlers
A Jigsaw Puzzle Progression — Montessori in Real Life
Benefits of Puzzles for Child Development