Simple puzzles with knobs or pegs are perfect for 15-18 month olds who are building problem-solving skills. Start with 3-4 piece puzzles where each piece has its own clearly defined space — animals, vehicles, or shapes work well because toddlers can identify the images.
Peg puzzles are easier than interlocking puzzles at this age because the knobs make pieces easy to grasp and place. As toddlers master simpler puzzles, you can introduce more pieces and less obvious shape matches to keep them challenged.
Puzzle play builds spatial awareness, shape recognition, memory, and fine motor control. It also teaches patience and sequential thinking. Celebrate when your toddler completes a puzzle — the sense of accomplishment builds confidence and motivation to tackle harder challenges.