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**1-20**of**27**resources## Famous Paradoxes

Grades: 6 to 12Subjects: Mathematics, CalculusIn the history of mathematical thought, several paradoxes have challenged the notion that mathematics is a self-consistent syste...Contributor: ThinkfinityViews: 0Favorites: 0## Math to Build On

Grades: 6 to 8Subjects: Mathematics, CalculusThis resource from Math Forum, reviewed for grades 6-8 by Illuminations, is an online textbook that describes the knowledge that...Contributor: ThinkfinityViews: 0Favorites: 0## Math to Build On

Grades: 9 to 12Subjects: Mathematics, CalculusThis resource from Math Forum, reviewed for grades 9-12 by Illuminations, is an online textbook that describes the knowledge tha...Contributor: ThinkfinityViews: 0Favorites: 0## Angles

Grades: 6 to 8Subjects: Mathematics, Trigonometry/Pre-Calculus, GeometryThis resource, reviewed for grades 6-8 by Illuminations, provides an excellent tutorial for students to review angles, triangles...Contributor: ThinkfinityViews: 0Favorites: 0## Math to Build On

Grades: 6 to 12Subjects: Algebra & Functions, Mathematics, GeometryThis collection of resources includes excerpts from the book, Math to Build On, by Johnny and Margaret Hamilton. Math to Bui...Contributor: ThinkfinityViews: 0Favorites: 0## Pieces of Proof

Grades: 9 to 12Subjects: Mathematics, GeometryThis lesson offers an intermediate step of putting together the statements and reasons to build a formal geometry proof. There i...Contributor: ThinkfinityViews: 0Favorites: 0## Virtual Polyhedra

Grades: 9 to 12Subjects: Mathematics, GeometryThis resource created by George Hart, reviewed for grades 9-12 by Illuminations, is an online encyclopedia of polyhedra. The sit...Contributor: ThinkfinityViews: 0Favorites: 0## Famous Problems in the History of Mathematics

Grades: 9 to 12Subjects: MathematicsThis resource from the Math Forum, reviewed for grades 9-12 by Illuminations, presents a small portion of the history of mathema...Contributor: ThinkfinityViews: 0Favorites: 0## Pythagoras's Theorem in Babylonian Mathematics

Grades: 6 to 12Subjects: Mathematics, GeometryThis article, from the Illuminations-reviewed History of Mathematics Archive, examines four Babylonian tablets which all have so...Contributor: ThinkfinityViews: 0Favorites: 0## Grade Nine Problems

Grades: 9 to 12Subjects: Algebra & Functions, Addition & Subtraction, Mathematics, Geometry and 3 additional..This resource from St. Francis Xavier University, reviewed for grades 9-12 by Illuminations, is a set of carefully selected math...Contributor: ThinkfinityViews: 0Favorites: 0## Equal Access project (placeholder)

Grades: No grades selected.Subjects: Engineering & DesignStudents will design an American with Disabilities Act (ADA) compliant wheelchair ramp. Author: Alannbert MillendezContributor: CTE OnlineViews: 0Favorites: 0## Geometry Online

Grades: 6 to 12Subjects: Mathematics, GeometryCynthia Lanius, from Rice University s Mathematics Department, presents this collection of geometry lessons and activities. This...Contributor: ThinkfinityViews: 0Favorites: 0## Pythagorean Puzzle

Grades: 6 to 12Subjects: Mathematics, GeometryThis PBS interactive activity demonstrates the Pythagorean Theorem. By manipulating an interactive diagram, students are able to...Contributor: ThinkfinityViews: 0Favorites: 0## Equal Access Lessons 1-5 (placeholder)

Grades: No grades selected.Subjects: Engineering & DesignStudents will learn properties of right triangles, how to draw them in Sketchup, calculate area, use the pythagorean theorem and...Contributor: CTE OnlineViews: 0Favorites: 0## Types of Angles

Grades: 9 to 12Subjects: Mathematics, GeometryThis on-line tutorial from Math Cove, reviewed for grades 9-12 by Illuminations, uses a series of Java Applets to explore geomet...Contributor: ThinkfinityViews: 0Favorites: 0## Types of Angles

Grades: 9 to 12Subjects: Mathematics, GeometryThis on-line tutorial, from the Math Cove at the University of Tennessee at Chattanooga, walks students through a number of conc...Contributor: ThinkfinityViews: 0Favorites: 0## Types of Angles

Grades: TK/K, 9 to 12Subjects: Mathematics, GeometryThis site, from Math Cove, is an online tutorial that steps students through a number of concepts in geometry, including angle m...Contributor: ThinkfinityViews: 0Favorites: 0## On Top of the World

Grades: 9 to 12Subjects: Algebra & Functions, Mathematics, GeometryIf you were standing on the top of Mount Everest, how far would you be able to see to the horizon? In this lesson, students will...Contributor: ThinkfinityViews: 0Favorites: 0## Pythagorean Theorem Squaring the triangle

Grades: 8Subjects: Mathematics, Angles & Pythagorean Theorem, Measurement & GeometryBy manipulating the sides of a right triangle, students can repeatedly prove the Pythagorean Theorem by comparing the length of ...Contributor: CTAP Region 4Views: 0Favorites: 0## Navy Sail Design

Grades: 9 to 12Subjects: Visual Arts & Performing Arts, Principles of DesignLesson plan investigating sailboat design and the ways that the shape of a sail affect movement. The lesson introduces triangle ...Contributor: Smithsonian EducationViews: 0Favorites: 0