The Ultimate Book of Planet Earth birds it will make a "dong"

it will make a "dong" sound

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with invisible ink

The Ultimate Book of Planet Earth birds it will make a "dong"A fun book to ignite curiosity about the solar system. School Library Journal From rocket launches to Mars landings, this oversized interactive book takes young explorers on an unforgettable journey through the solar system and beyond. With more than 40 flaps, tabs, pop ups, and rotating wheels, kids can find out more about stars, planets, astronauts, space travel, and more! Whether it's helping astronauts train for space missions, exploring the Milky