Timeline Science: Smithsonian Space Exploration

Smithsonian Timeline Science: Space Exploration is an out-of-this-world adventure chronicling the discovery of the planets, monumental missions, and more! From Copernicus's theory of Earth's revolution around the Sun to New Horizons' mission to Pluto in 2015, this kit includes everything young space explorers need for a comprehensive understanding of space exploration: 64-page guidebook, timeline poster, stickers, and a rocket model to build!