Usborne lift-the-flap periodic table Usborne lift-the-flap periodic table. lift-the-flap periodic table Lift-the-flap periodic table lift-the-flap periodic table / 原著书名：Lift-the-flap Periodic table Lift-the-flap periodic table / usborne lift-the-flap picture atlas usborne lift-the-flap art / usborne lift-the-flap telling the time