For this biology worksheet, students read about the mechanism of photosynthesis to answer 43 short answer questions. They explain the role of chloroplasts in the process.

Students research how: The ocean is the source of many materials, from ores mined from its depths to relaxing mineral salts for a bath. Exquisite mother-of-pearl inlay, decorative shells, and pearl jewelry are found in gift shops...

Middle schoolers identify organisms of a benthic community. They place the correct organism in the correct community and practice using marine terms. They play this game like a game of bingo.

For this ESL beaver worksheet, students read a chart comparing the American and European beavers, then fill in blanks in text about facts in the chart. 

Fifth graders examine the basic structure of corals and the concept of symbiosis. They watch a Powerpoint Presentation, develop an original pair of organisms living symbiotically, and create an edible model of a coral polyp.

Students are introduced to GIS and its uses. Students participate as public health scientists to deliberate a course of action to explore possible research questions. Pupils interpret spatial data, and make predictions based on GIS data,...

Students become familiar with the concept of spectroscopy or the study of the interaction of matter with electromagnetic radiation. They prepare solutions and measure absorbance at different wavelengths. Pupils comprehend that mater and...

In this tundra worksheet, students read about tundras and the plants and animals that live in tundras. They then use what they learned to answer the 10 questions on the page. The answers are on the last page.

In this paramecium activity, students sharpen their science skills as they color the parts of a paramecium according to the instructions and then respond to 15 analysis questions.

Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...

Wikipedia offers detailed information on red alga, including an image and a scientific classification chart.

Causes for red algae in the aquarium, eliminating red algae, the role of carbon dioxide, and algae eaters.

Habitat, appearance, and classification of red algae. Growth of red algae.

Defines red algae. Also gives the habitat, reproduction cycle, and lists different species.

This site from the Monterey Bay Aquarium Research Institute defines red algae, habitat, orders and genera, and methods. The information that is presented is somewhat brief, but factual, and riddled with links to additional information.

A collection of articles and news items on algae: what they are, different kinds, harmful effects of some (e.g., red tide), potential benefits (e.g., as a replacement for fossil fuels), their role in ecosystems, etc.

An introduction to algae and how they fit into the protists. Written for the more advanced student and includes pictures and diagrams to enhance the understanding.

[Free Registration/Login may be required to access all resource tools.] An overview of the ecology and classification of algae.

Lesson plans and experiments to investigate organisms that cause Red Tide, and diseases that are caused by harmful algal blooms. Background information is provided.

Describes the reproduction of red algae and the structure of red algae.

Describes habitats of red algae. Also has pictures of various genus of red algae, with descriptions.

Wikipedia offers detailed information on red alga, including an image and a scientific classification chart.

Discusses the history of red algae use by humans, its physical characteristics, their uses in medicine, and their uses in food.

Discusses the characteristics of four different types of algae.