Construction Site 2 Piece My First Puzzles features colorfully illustrated vehicles such as bulldozers, excavators, concrete mixers and more for the youngest puzzlers! My First Puzzles include eight 2-piece puzzles for children This set of simple puzzles will help your young learner develop hand-eye coordination, problem-solving, and fine motor skills. An ideal way to give your child an engaging, educational, and fun activity that will help shape their cognitive skills. For ages 2 4.