CK-12 Foundation
Ck 12: Biology: Excretory System Diseases
[Free Registration/Login may be required to access all resource tools.] Covers some common kidney diseases and dialysis.
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: Aparatos Circulatorio Y Excretor
This unit explores two important systems related to the functions of nutrition: the circulatory and excretory system. It contains 9 interactive activities.
Biology 4 kids
Biology4 Kids: Excretion Is Not Elimination
An overview of the excretory system, how it functions, what organs are included, and diseases that might attack it.
Biology Corner
Biology Corner: Anatomy: Urinary System: Structure of the Nephron
Students read text and color leach labeled part of the nephron in the human kidney to understand the structure and function of the kidney. This is a ready-to-use teacher resource for biology review.
CK-12 Foundation
Ck 12: Biology: Excretion
[Free Registration/Login may be required to access all resource tools.] Describes organs of the excretory system and their roles.
The Franklin Institute
Franklin Institute: Cutting Dead Cells
This site briefly explores how the integumentary system supports the excretory system in the removal of waste through the growth of hair, fingernails, and toenails.
ClassFlow
Class Flow: Human Body Systems Vote
[Free Registration/Login Required] This flipchart identifies major body systems and their functions and illustrates body systems that provide support and movement, transport, air/gas exchange, excretion, immunity, reproduction and...
Other
The Italian Society of Neonatology: The Kidney Through the Ages
This resource provides information about the excretory system, specifically the kidney.
Ministerio de Educación (Spain)
Ministerio De Educacion: Cuerpo Humano Interactivo
This is a tour of the human skeleton, the senses and the excretory system. The content is displayed with pictures and interactive graphics.
TeachEngineering
Teach Engineering: Just Passing Through
This lesson helps students explore the functions of the kidney and its place in the urinary system. Students learn how engineers design instruments to help people when kidneys are not functioning properly or when environmental conditions...
Soft Schools
Soft Schools: Biology: Human Body Worksheets and Quizzes
Test your understanding of the human body and all of its complexities with these interactive worksheets, games and quizzes.
CK-12 Foundation
Ck 12: Life Science: Excretion
[Free Registration/Login may be required to access all resource tools.] You might have noticed that sometimes your urine is darker than usual. This can happens when your body is low on water and trying to reduce the amount of water lost...
University of Arizona
Kidneys and Metals Problem Set
Great learning exercises to check your understanding of the kidneys. Complete this problem set and if you miss an answer you are taken to a tutorial that is very useful. This is a good site to use for research as well as checking for...
National Health Museum
Access Excellence: Graphing Frog Respiration
This is a lesson plan for a science lab recording and graphing the respiration of frogs. Includes background information for teachers, preparation information, and detailed explanation of the activity.
Other
Agham Scientific Magazine: Kidneys and Survival
This resource from the Agham Scientific Magazine provides an indepth description of the kidneys their function as well as other uses of the kidneys. Links to an article entitled, "The Body's Own Sanitation Facility" with additional...
CK-12 Foundation
Ck 12: Biology: Kidneys
[Free Registration/Login may be required to access all resource tools.] Describes the roles of the kidneys in homeostasis.
Biology Pages
Kimball's Biology Pages: The Kidneys
An online biology textbook on the structure and function of the kidneys. Full of labeled, color diagrams for better understanding.
Soft Schools
Soft Schools: Kidney Cross Section Game
Test your knowledge of the human kidney with this interactive labeling exercise.
Other
Stanford Children's Health: How the Liver Works
This brief site discusses the anatomy and functions of the liver. Although concise, key information is provided.
Other
E Synopsis: Normal Ureter
This is a useful site that shows several cross section pictures that can be enlarged with a brief description. There are also references listed for further research.
Mocomi & Anibrain Digital Technologies
Mocomi: Function of the Liver and Pancreas
Discusses the function of the liver and the pancreas and provides fun facts.
Mocomi & Anibrain Digital Technologies
Mocomi: How Do Kidneys Work?
Explains the parts and function of the kidneys and why they are important.
TeachEngineering
Teach Engineering: Kidney Filtering
In this activity, students filter different substances through a plastic window screen, different sized hardware cloth and poultry netting. Their model shows how the thickness of a filter in the kidney is imperative in deciding what will...
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