Skeletal System Humans Mammals Animals

NASA science news about preventing the steady loss of bone mass that astronauts encounter. Includes audio and a downloadable file of the article.

• Meet Yorick - Introduces the bionic skeleton on display at the skeletal system National mammals Museum of American History.
• The Skeletal System - A 14-question interactive quiz.
• The Online Skeleton - Features a PDF download of the human skeleton, with close-ups mammals of each part, and an explanation of the way they mammals are connected.
• Space Bones - NASA science news about preventing the steady loss of bone humans mass that astronauts encounter. Includes audio and a downloadable humans file of the article.
• Science: Out of This World -- Bones - A basic overview of bone structure, including a humans quiz.
• Printable Blank Outline Diagram of the Human Skeleton - Blank diagram of the human skeletal system with answers at the bottom of the page.
• Kidport 5th Grade Science: The Human Arm Bones - A clickable quiz of the human arm bones.
• Skeletal System - Real photographs of the human skeletal system, including mammals a quiz.

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