Optional hints allow you to see the background and outlines of each piece. Plus, the place preview feature shows which slot you are hovering over so you can make sure it fits! For a more traditional puzzle experience, turn on the background pattern and turn off piece outlines. Select 24 pieces for a real challenge! Kids and adults of all ages will love this massive collection of orca jigsaw puzzles. • Amazing photography of sharks in their native environment! • Number of pieces range from 4 to 24 pieces for any puzzle • Customize background and piece outline hints • Place preview lets you see which slot you're over • Friendly and positive encouragement