Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Learning Ratios & Proportions Through Scale Drawings
Website which strengthens the conceptual connection between scale drawings and ratios through an activity activity.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Recortando Geometria
In Spanish. In this site you will find different activities involving geometric plane figures.
Instituto Latinoamericano de la Comunicacion Educativa
Red Escolar: Despega Sin Despegar
In Spanish. In these activities you can develop the concept of trajectory. Try to trace the figures without lifting your pencil.
Sophia Learning
Sophia: Drawing Shapes & Angles: Lesson 2
This lesson will demonstrate how to draw a particular angle or a shape with particular characteristics.
Sophia Learning
Sophia: Scale and Similar Figures: Lesson 3
This lesson explains how similar figures are related to the concept of scale. It is 3 of 5 in the series titled "Scale and Similar Figures."
Sophia Learning
Sophia: Scale Factor and Volume of Similar Figures: Lesson 4
This lesson will discuss the relationship between scale factor and volume of similar figures. It is 4 of 4 in the series titled "Scale Factor and Volume of Similar Figures."
Sophia Learning
Sophia: Scale Factor and Area of Similar Figures: Lesson 3
This lesson will discuss the relationship between scale factor and area of similar figures. It is 3 of 5 in the series titled "Scale Factor and Area of Similar Figures."
Sophia Learning
Sophia: Similar Polygons and Their Perimeters: Lesson 1
This lesson presents the relationship between similar polygons and the ratio of their perimeters. It is 1 of 5 in the series titled "Similar Polygons and their Perimeters."
ClassFlow
Class Flow: Ratio and Proportion Geometry Review
[Free Registration/Login Required] This flipchart is a Jeopardy style review for Ratio and Proportion. Comes form the McDougal Littell Geometry book.
ClassFlow
Class Flow: Similar Shapes
[Free Registration/Login Required] In this flipchart, students use the drawing and interactive tools in Activstudio to apply geometric properties and relationships to describe, compare, and draw two-dimensional shapes and figures.
ClassFlow
Class Flow: Solving Proportions
[Free Registration/Login Required] This lesson introduces the cross product method for solving proportions. It also connects the mathematical content to real-world applications.
ClassFlow
Class Flow: Geometry Plane Figures
[Free Registration/Login Required] The teacher will use this lesson plan flipchart to review geometry plane figures.
ClassFlow
Class Flow: Geometry Polygons
[Free Registration/Login Required] This flipchart discusses plane figures and solid figures. The definitions and lesson sequence are based on Scott Foresman's Grade 4 Math textbook.
Math Is Fun
Math Is Fun: Similar
Students investigate when two shapes are similar. Definitions and examples are included.
National Council of Teachers of Mathematics
Nctm: Figure This: Fire Hydrant
Discover how the geometric shape of an object directly relates to its usefullness in this math challenge from the NCTM Math Challenges for Families collection. A one page activity that you can print or download.
Microsoft
Microsoft: Choosing an Appropriate Drawing Scale
Drawing objects using a scale. Information on how to choose the right size.
Other
Art Education: Drawing in One Point Perspective
A fascinating interactive site showing how to use lines in on-point perspective drawings.