Exploratorium
Exploratorium: Science Snacks: Jacques Cousteau in Seashells
An experiment in optical illusions. Understand how seeing is a joint effort between your eyes and your brain.
Curated OER
Web Gallery of Art: Seashell Cup
An image of "Seashell Cup", created by Endris Ii Degen, c. 1580 (Shell of a knobbed triton, gilt silver, height 41 cm).
History is Fun
Jan Brett: Seashell Rounding Activity
Sharpen your rounding skills with this interactive game based on Jan Brett's, Comet's Nine Lives. Round correctly to the nearest ten and earn a sand dollar for each correct response. Immediate feedback provided.
Science Struck
Science Struck: 13 Real Life Examples of the Golden Ratio
Explains what the golden ratio is and its relationship to the Fibonacci sequence. Gives interesting examples of the golden ratio in plants, seashells, astronomy, weather, the human body, insects, DNA, and animals.
Starfall
Starfall: It's Fun to Read: Tongue Twisters
These four tongue twisting stories can be read or listened to.
Exploratorium
Exploratorium: Science Snacks: Shell Shifts
Investigate the damage that ocean acidification does to the shells of sea creatures.
Oregon Secretary of State
Oregon Blue Book: State Symbols
Learn all about Oregon's state symbols. Find out the Latin names of the animals, when the symbols were adopted, and why each was chosen to be a state symbol. Click on "next" on the bottom of the page to see more symbols.
Other
Explore Byzantium: The Byzantium Empire
Step back in time to the Byzantine Empire with the help of timelines, articles on Byzantine history and people, and book reviews. A gallery of high-quality photographs of Byzantine art and architecture is a must-see, as well as the...
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