Discover the power of these awesome machines in over 24 pages of Scratch Surprise: Mighty Machines activities! Use the super-cool scratch-reveal pages to help the diggers, dumper trucks, snow ploughs and more get to work and make some awesome buildings! With four holographic scratch pages, eight hidden-image scratch pages and 12 activity pages, this is a perfect gift or book to pass the time for your creative little one! , 4 holographic scratch pages , 8 hidden-image scratch pages , 12 activity pages , 1 wooden scratching tool