Exploratorium: The Museum of Science, Art & Human Perception
WEBExplore the world through science, art, and human perception at the Exploratorium, a public learning laboratory in San Francisco. Visit Pier 15 to see interactive exhibits, light sculptures, events, and more.
A Brief History of Pi (π) - Exploratorium
WEBLearn how ancient civilizations and mathematicians calculated the value of π, the ratio of the circumference of a circle to its diameter. Discover how Zu Chongzhi, a Chinese mathematician and astronomer, approximated π to 355/113 using a regular 24,576-gon.
Anatomy of an Egg - Exploratorium
WEBChalazae are opaque ropes of egg white that hold the yolk in the center of the egg. They are visible as thin threads that attach the yolk to the membrane lining the eggshell. Learn more about egg anatomy and how to test egg freshness.
Visit the Exploratorium at Pier 15
WEBVisit the Exploratorium, a museum of science, art, and human perception, at its San Francisco bayside location. Find out how to buy tickets, plan your visit, and enjoy interactive exhibits, After Dark Thursday nights, and the Tactile Dome.
Explore, Play, Discover: Websites & Activities | Exploratorium
WEBExplore the Exploratorium's online collection of interactive exhibits, videos, articles, and activities for science education and curiosity. Find resources by type, subject, or topic and join the community of learners.
Secret Language: Cryptography & Secret Codes | Exploratorium
WEBLearn about the history and methods of codes and ciphers, from ancient to modern, and how to make your own with a decoder ring or a cipher wheel. Explore the Exploratorium's interactive activities and resources to discover the secrets of secret language.
What Causes a Solar Eclipse? | Exploratorium
WEBA solar eclipse occurs when the moon blocks the Sun's light, casting a shadow on Earth. Learn why the Sun and moon appear the same size in the sky, how the path of totality works, and why eclipses are rare and spectacular.
Origins: CERN: Ideas: The Big Bang - Exploratorium
WEBLearn how astrophysicists believe the universe began with a huge explosion, called the Big Bang, 13 billion years ago. Find out how scientists use evidence from cosmology, astronomy, and particle physics to support the Big Bang theory.
What is Inquiry? - Exploratorium
WEBInquiry-based science is a teaching approach that encourages students to explore scientific concepts through hands-on investigations, questions, and critical thinking. Learn about the inquiry structure, which consists of inquiry starters, focused investigations, and sharing understanding, and see examples of inquiry activities.
Your Weight on Other Worlds - Exploratorium
WEBCalculate your weight on different planets and stars using the formula F ∼ M m r 2. Learn the difference between mass and weight, and how gravity affects them.
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