THE GREAT ADVENTURE AT YELLOWSTONE GREEN APPLE LEVEL A1 (BK+CD)

Karen, Sally and Alex are three teenagers who take a camping trip at Yellowstone National Park during a wolf alert. Two of the park’s wolves are missing and the three teens decide to look for them. Their trip becomes an exciting, yet dangerous adventure when they meet a hungry grizzly bear, an angry mountain lion and a herd of bison that destroy their tent. Will they ever solve the mystery of the missing wolves?