Amnh جایگزین، گزینه ها & رقبا
Explore the natural world, and the known universe. All admission to the Museum is by timed entry and must be reserved online. Open daily, 10 am–5:30 pm.
جایگزین ها و رقبا برای amnh.org از نظر محتوا، ترافیک و ساختار
Book tickets. Explore our galleries, science, news, videos and amazing images. South Kensington Tube. London, UK.
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Official website of the Smithsonian, the world's largest museum and research complex, with 19 museums, 9 research centers, and affiliates around the world.
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Listing 10,000+ pictures of dinosaurs, facts about them and other prehistoric animals, bringing them closer to kids, their parents and teachers.
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A free, online, inquiry-based biology lab using models to simulate the natural world in the way living things respond to changing conditions.
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A biology resource site for teachers and students which includes lesson plans, student handouts, powerpoint presentations and laboratory investigations.
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Dinosaur facts, the world's most exciting prehistoric adventure. There is hundreds of dinosaur pictures, in depth information for many types of dinosaurs, and a lot of dinosaur information for the triassic, jurassic, and cretaceous periods
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Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere.