Science
- 361
- The Galileo Project - Pendulum Clock
- Describes Galileo's work on pendulums and the pendulum clock.
- 362
- The Hourglass
- The University of Houston College of engineering, describes how an hourglass works and also provides interesting facts about this timekeeper.
- 364
- US Library of Congress - How does an hourglass measure time?
- Answers questions about how an hourglass keeps time and what are the contributing factors determining how long an hourglass lasts.
- 365
- Bacterial Growth and Multiplication.
- Growth and death in a bacterial population, including vocabulary and video clips. From Cells Alive.
- 366
- The Microbe Zoo
- An educational resource about ecology and microbiology, includes information about microbes and the habitats they dwell in as well as dozens of images of microbes.
- 367
- BBC Science - Human Body
- Find out where organs are within the body and learn about the different aspects of the body such as the nervous system, muscles and skeleton. Also looks at instincts, obsessions, and the life of a teenager.
- 368
- How the Body Works
- Learn facts about the inside of the human body including the heart, stomach, bones and muscles through movies, games and quizzes.
- 369
- Human Body
- Contains information, graphics, videos and quizzes on the various systems of the human body.
- 371
- Printable Blank Outline Diagram of The Digestive System
- Blank diagram with notes for the functions of the major and accessory organs of the digestive system.
- 372
- The Science Place-7th Grade Level
- Deals with material learned in a regular 7th grade science class. Everything on this site is intended to help viewers learn about simple scientific topics involving life science.
- 373
- Biology of Plants
- Provides an introduction to plants. Topics include how they grow, individual plant parts, making food, pollination, seed dispersal, adaptations, and how they help the environment.
- 374
- Dr. Arbor Talks Trees
- Learn how the roots, trunk, leaves, twigs, and buds are put together. Tells how to identify trees and what happens inside the tree.
- 375
- EnchantedLearning: Plant Glossary
- Contains a wide variety of terms associated with botany and paleobotany (which is the study of plant fossils, or ancient plants).
- 376
- Exploring the Secret Life of Trees
- Tells what different parts do and why they are important to the health of the tree.
- 377
- Miami University: Trees
- Full of interactive adventures to explain why trees have different shapes, how squirrels help oak trees to survive, how trees spread their seeds, and how trees protect their space.