Georgia State University
Georgia State University: Hyper Physics: Mirror Instruments
This site from Georgia State University discusses the means by which mirrors and lenses are combined to produce an optical instrument which accomplishes a specific purpose. Good illustrations.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Parabola Focal Point
Dr. Math discusses some of the "rules" of parabolas that are specific to the focal point.
PBS
Pbs: Multiple Methods of Reading Instruction
This article surveys three strategies to incorporate into classroom repertoire. They include guided reading, choral reading, and readers' theater.
Texas Instruments
Texas Instruments: Numb3 Rs: Waxing Elliptical
Based off of the hit television show NUMB3RS, this lesson introduces students to the ellipse, especially it's foci. Students create an ellipse on wax paper by repeatedly folding a circle to meet a chosen internal point. When finished,...
Other
Sierra College: Conics
Provides the locus of points, dominant axis and equation, discriminant, center, vertex, focus, directrix, and asymptotes for the parabola, the ellipse, and the hyperbola.
Museum of Modern Art
Mo Ma Exhibit: Chuck Close
A brief introduction to the work of photorealist painter Chuck Close. Includes visual examples of his work, including the recognizable "Big Self-Portrait".
ReadWriteThink
Read Write Think: Writing Workshop: Helping Writers Choose and Focus on a Topic
Students engage in writing workshop, using a timeline to focus in on and write about a specific event.
Sophia Learning
Sophia: Parts of the Microscope: Lesson 4
This lesson will illustrate the different parts that make up a microscope, and explain how it works. It is 4 of 4 in the series titled "Parts of the Microscope."
Read Works
Read Works: Focus on Adhd
[Free Registration/Login Required] This informational text passage explains ADHD, its effects, and explanations from students who are living with the condition. This passage is a stand-alone curricular piece that reinforces essential...
CK-12 Foundation
Ck 12: Analysis: Parabolas and Analytic Geometry
[Free Registration/Login may be required to access all resource tools.] In this lesson students gain an understanding of parabolas using analytic geometry, by exploring guided notes, watching a video and attempting practice problems.
Other
Xah Lee's Home Page: Ellipse
Good site with history, descriptions, properties, etc. of the Ellipse. This site gives the parmetric equation of an elipse and many interesting ways to find an ellipse in objects.
Math Is Fun
Math Is Fun: Conic Sections
Students learn about conic sections. Topics include eccentricity, directrix, and the general equation. The tutorial consists of notes, examples, and practice problems to check for comprehension.
Michigan Technological University
Michigan Tech University: Where Do Earthquakes Happen?
An informative site that explains how and where earthquakes occur and the different types of faults. Contains maps and charts of fault lines, plate edges, and the continental plates. There are other links within the site of related...
Georgia State University
Georgia State University: Hyper Physics: Refractive Telescopes
This site from Georgia State University Physics Department gives a discussion of the manner in which light is refracted by refractive telescopes. Discusses the Galielean telescope and the astronomical telescope.
Lumen Learning
Lumen: Reading and Interpreting Literary Texts: Literary Criticism
This lesson focuses on how to write a literary criticism, the different theories and approaches to literary criticism, and their standard format.
Purple Math
Purplemath: Conics: Ellipses: Introduction
Introduces the basic terms, variables, and equations for ellipses, and discusses their physical properties.
Purple Math
Purplemath: Conics: Parabolas: Introduction
This reference material introduces the terms and equations related to parabolas in the context of conics. Also, relates concepts to previously-learned material and shows how to 'read' from the 'conics' form of the parabola equation.
Discovery Education
Discovery Education: The Eye: Structure and Function
In this lesson, students learn about the structure and function of the human eye and research how it compares to animal eyes. They will then choose an eye, write a description, and make an illustration of it, which other students will...
Other
Education Corner: Tips for Increasing a Student's Attention Span
This article lists tips and strategies that can help increase attention span and improve overall task performance in the classroom.
CK-12 Foundation
Ck 12: Earth Science: Earthquake Characteristics Study Guide
This comprehensive study guide covers the main terms and concepts needed for an earth science unit on the characteristics of earthquakes. Review questions are included at the bottom of the study guide.
Khan Academy
Khan Academy: Scene Composition
Use the tool below to compose two scenes. Experiment with different camera settings to see what effects you can create. When you have practiced with the tool, take the quiz.
Khan Academy
Khan Academy: Depth of Field
Understand of f-stop and lens length effect depth of field. Use the camera controls to change the scene. When the scene meets the requirements, you'll get a green tick and you can click the Check answer button. There are seven problems...
Wolfram Research
Wolfram Math World: Focus
An explanation for the focus in conic sections along with diagrams. Site provides graphs, references, and a brief bibliography and citation.