Annenberg Foundation
Annenberg Learner: Insights Into Algebra 1. Workshop 8
Students will construct a mathematical model of a gear to determine the number of revolutions.
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Points, Lines, Planes and Angles
Get independent practice identifying points, lines, rays, planes and angles. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Wolfram Research
Wolfram Math World: Line
This MathWorld site gives Euclid's definition of a line, properties of lines, common terminology, and algebraic representations of lines and their distinctive parts in a cartesian system. The site then goes into detail of different line...
Texas Instruments
Texas Instruments: Basic Geometry Vocabulary Flip Card Activity
Activity will allow students to study vocabulary words and definitions with personal or in class calculators.
Texas Instruments
Texas Instruments: Properties of Reflections
I use this activity in the beginning of the school year when introducing terminology such as angles, lines, segments, measures, perpendicular etc. The original material is from the SIMMS Integrated Mathematics using Technology, I have...
Texas Instruments
Texas Instruments: Cabri Geometry Tour
In this activity, students use the Cabri software to mark points, draw lines, construct parallel and perpendicular lines, angles, bisectors, and triangles. They learn how to use the tool to measure angles.
Scholastic
Scholastic: Study Jams! Math: Geometry: Edges, Faces, Vertices
Explore edges, faces, and vertices with this step by step interactive lesson.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Self Check Quiz on Tools of Geometry
Students show comprehension of Geometry concepts. The online quiz assesses scholars on basic Geometry skills.
Sophia Learning
Sophia: Planar Objects Have Only Two Dimensions
Explore why objects drawn on a plane are two dimensional in this video tutorial. [4:57] Take a quiz to assess learning.
University of Cambridge
University of Cambridge: Maths and Sports: Olympic Turns
What angles can you see in these photos of Olympic sports? Can you estimate them? This challenging activity is aimed at older primary pupils at Key Stage 2.
University of St. Andrews (UK)
University of St. Andrews: A History of Pi
From a historical view, the authors give a very descriptive timeline of pi.
Rice University
Rice University: Cynthia Lanius: History of Geometry
Different cultures' contributions to Geometry are discussed.
Wolfram Research
Wolfram Math World: Ray
A ray is defined and discussed here. A picture is provided to aide with the definition and key terms are linked.
Free Math Help
Free Math Help: Geometry Vocabulary
The tutorial examines basic geometry vocabulary. Definitions and examples of a point, line, line segment, ray, and plane are included.
ClassFlow
Class Flow: Geometry Vocabulary
[Free Registration/Login Required] This flipchart introduces and reviews the basic geometric terms associated with two-dimensional shapes.
ClassFlow
Class Flow: Measure and Draw Angles
[Free Registration/Login Required] This lesson has many student interactive tricks. It is very exciting and gets the students actively engaged as they solve problems on the board. The lesson is an introduction to angles. It also reviews...
The Math League
The Math League: Rays
This website gives a very brief explanation and example of rays.
Free Math Help
Free Math Help: Geometry Vocabulary
The lesson investigates vocabulary used in Geometry. Definitions and examples are included.
Ministry of Education and Employment of Spain
Red Escolar: La Tradicion Kolam
In Spanish. Drawing the Kolam figures is an important part of the Tamil Nadu culture in southeastern India. But with their orderly and often highly symmetrical designs, which frequently group into families, Kolams are also expressive of...
Math Is Fun
Math Is Fun: Symbols in Geometry
The resource investigates common symbols used in geometry. Examples and definitions are included.
Other
Eduteka: Matematica Interactiva
Topics covered in this site are: concepts of numbers, geometry, algebra and statistics. This site has lesson plans, interactive activities and discussions.
Ministry of Education and Employment of Spain
Red Escolar: Un Triangulo Sorprendente
In Spanish. Different activities which involve the following concepts: right triangles, perpendicular lines, classification of triangles, area of a square and Pythagorean theorem.
Ministry of Education and Employment of Spain
Red Escolar: Intersecciones
In Spanish. This math game is for two players. The goal is to join the green points on the side of the square with a straight line and get the highest number of intersections between the drawn lines.
ClassFlow
Class Flow: Blast Off With Geometry
[Free Registration/Login Required] Learn about polygons, angles, parallel, intersecting and perpendicular lines as you journey into space. Included is an activote quiz.
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