Curated OER
Living Organisms as Indicators of Pollutants in Fresh Water Ecosystems
Students observe the effects of pollution on living organisms. In this pollution lesson plan, students observe fresh water Hydra and look at their structures and movement. They place samples of pond and lake water on the Hydra and...
Curated OER
The Effect of Automobile Exhaust on Hydra in an Environmental Chamber
Pupils study the structure and habitat of the hydra in this lab lesson. Students determine if the hydra can be used as an indicator to detect pollution from automobile exhaust.
Curated OER
Hydra Anatomy
In this hydra anatomy worksheet, students label the given diagram. Students indicate the appropriate parts of the hydra using the provided word bank.
Curated OER
Invertebrate Word Search
For this biology worksheet, students identify and locate vocabulary terms related to various types of invertebrates. There are 21 biology terms located in the word search.
Other
Natural History Museum of Geneva: The Hydrozoa Directory
This detailed page includes straightforward information along with beautiful photographs. Covers the sub-classes as well.
Other
Constellations Web Page: The Constellations
Information about 88 constellations, including the myths associated with them and details of the major astronomical objects that are part of them.
Science Education Resource Center at Carleton College
Serc: Lab 2: Anatomy of Coral
A lab experiment in a series of experiments that investigates coral. In this activity, students will use a microscope to examine the feeding behavior of a hydra, a fresh-water relative of coral. They will also observe the characteristic...
Encyclopedia Mythica
Encyclopedia Mythica: Greek People (Mythological)
Featuring the heroes, heroines, and mythical creatures from Greek legend, this site offers information on hundreds of characters, as well as etymology, pronunciation, pictures, and more.
University of Southern California
Structure of Matter: Animals
A slide show that demonstrates the development of physical structure in the animal world, moving from sponges through mammals.
Other
Offwell Woodland and Wildlife Trust: Hydra
Information about the hydra describes their physical characteristics and habitat, as well as their methods of movement, and of reproduction
NASA
Nasa Space Science Data Archive: Pluto
This site, which is provided by the National Space Science Data Center of NASA, is a site with detailed information about Pluto, including planned missions to explore the planet in greater detail.
University of Oxford (UK)
Beazley Archive: Hydra
Illustrated dictionary entry for Hydra, the monster Herakles has been sent to destroy as part of his Second Labour. Explores the teamwork between Herakles and Iolas during the battle against the snake-like monster.
University of California
Ucmp: Introduction to the Hydrozoa
This California State University Berkeley site offers a brief introduction to the hydrozoa.
California Institute of Technology
Spitzer Science Center: Red Giant Image
This image features two views of the "bow shock" of a dying star in the Hydra Constellation. The text below the image proceeds to explain a "bow shock" in relation to the red giant star pictured.
Tree of Life Project
Tree of Life: Cnidaria (Coelenterata)
TThis site from the University of Arizona has a discussion of Cnidaria and their reproductive cycles and capabilities.
Microscopy UK
Microscopy Uk: Hydras
An intriguing article on hydras and their basic life cycle, this page includes links to additional images.
Able Media
Classics Technology Center: Life and Labors of Hercules
Lesson plan created for eighth-grade students with no Latin language background to learn about Hercules and his twelve labors. Includes handouts and examples of student work, as well as ways to add Latin to the project.
Ducksters
Ducksters: Ancient Greece for Kids: Monsters and Creatures of Greek Mythology
Kids learn about the monsters and creatures of Greek Mythology such as Medusa, Typhon, the furies, hydra, sirens, satyrs, and cyclop on this site.
Curated OER
Athenian Red Figure Clay Vase, About 450 500 Bc
Illustrated dictionary entry for Hydra, the monster Herakles has been sent to destroy as part of his Second Labour. Explores the teamwork between Herakles and Iolas during the battle against the snake-like monster.
Curated OER
Herakles Attacking Hydra. Cretan Coin. Obv. C. 352 Bc. Paris
Illustrated dictionary entry for Hydra, the monster Herakles has been sent to destroy as part of his Second Labour. Explores the teamwork between Herakles and Iolas during the battle against the snake-like monster.
Curated OER
Offwell Woodland and Wildlife Trust: Hydra
Drawing of a hydra with a bud which will ultimately form a new hydra.