Upper right - Polar Life by Richard Ferguson 6 Amazing Pop-up Scenes published in 2008. From back cover: "Bundle up - you're heading for a world of ice and snow! Venture into the frigid climes of th North and South Poles and meet penguins, polar bears, snowy owls, and caribou. With pop-up and pull-out surprises on every page, it's like visiting the polar zones without ever leaving home!"
Lower left - Polar Wildlife published in 1993 by The Reader's Digest Association included is a book full of facts, a board game for 2 to 4 players, a wall poster, a make your own lifelike walrus, and picture puzzles to ponder over!
Lower right - Polar Bear, Polar Bear, What Do You Hear? by Bill Martin Jr. and illustrated by Eric Carle, published in 1991. Martin and Carle have collaborated once again after Brown Bear, Brown Bear, What Do You See? In this book each animal hears another animal sound.