Cadwallader, Jane creator São Paulo 1st. ed. 32 p. 1 x 0.5 x 21.4 cm When a big black spaceship arrives everyone is afraid. Two children, Sue and Ben, dive into the sea and meet PB3 and his robot, Robin. Together they come face to face with the bad OOs from Planet XO11 and together they discover a terrible plan. Outer space Extraterrestrial Beings Children's Literature Action or Adventure Friendship 9788563623720 122246