#1 California Academy of Sciences Combine marine life, planets, tropical biomes and natural history in San Francisco 4.7 (524 reviews)
#2 Exploratorium The Exploratorium is an interactive museum in San Francisco that lets you get wacky with over 650 hands-on exhibits! Explore the world through science, art, and human perception and prepare to be wowed by inquiry-based experiences. The Exploratorium is located at Pier 15 on The Embarcadero. 4.6 (102 reviews)
#3 The Tech Interactive The Tech Interactive, also known as 'The Tech', is a Silicon Valley-based science and technology center. The Tech encourages people to gain hands-on experience with various technologies, and is known for its distinctive mango-colored exterior. 3.8 (12 reviews)
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