Using this product is super easy. First, let your child use the sponge spoon to feed the baby. To experience the color - change feature, dip the spoon in cold or warm water and watch the baby's face transform. When using the highchair, bib, sippy cup, and food plate, just let your little one have fun playing out the babysitting scenario. Remember, the doll can't stand on its own, so you may need to support it during play. As for maintenance, keep the playset away from sharp objects to avoid damage. If it gets dirty, you can gently wipe it with a damp cloth. Colors and decorations might vary from the pictures, so embrace the unique look of your set!