PBS
Proportional Scaling
It is not as simple as scaling. MIT researchers explain that a micro engine cannot just be a proportional scaling of a working larger engine. The Math at the Core: Ratios resource compares the proportions involved with the surface area...
PBS
Formulas for Circle Area and Circumference: Simple as Pie
Calculating circumference is as easy as pi times diameter. A short video explains how to measure pie tins using the diameter. It also describes the relationship between diameter and circumference. Using the knowledge, scholars consider...
CK-12 Foundation
Three Dimensions in Two Dimensions: Lesson
Slice up solids. A portion of a geometry playlist introduces two conventional ways to visualize 3-D figures in 2-D. The resource defines cross-sections and nets and provides examples of both.
Sophia Learning
Sophia: Volume of Composite Figures
This lesson will present how to apply the volume formulas of prisms, cylinders, pyramids, cones, spheres, and hemispheres to find the volume of composite figures. Student watch a video tutorial and then can take an online quiz.
Sophia Learning
Sophia: Volume of a Pyramid
This lesson demonstrates how to find the volume of a pyramid. Student watch a video tutorial and then can take an online quiz.
Sophia Learning
Sophia: Volume of Composite Figures
This lesson will present how to apply the volume formulas of prisms, cylinders, pyramids, cones, spheres, and hemispheres to find the volume of composite figures. Student watch a video tutorial and then can take an online quiz.
Sophia Learning
Sophia: Volume of Composite Figures
This lesson will present how to apply the volume formulas of prisms, cylinders, pyramids, cones, spheres, and hemispheres to find the volume of composite figures. Student can watch a video tutorial and then take an online quiz.
Sophia Learning
Sophia: Surface Area of Prisms and Cylinders
Three videos explaining how to calculate the surface area of a rectangular prism, a triangular prism, and a cylinder. Includes a chart with definitions of related Math vocabulary.
Sophia Learning
Sophia: Surface Area of Prisms and Cylinders
A collection of six videos that demonstrate how to find the surface areas of prisms and cylinders.
Sophia Learning
Sophia: Cross Sections of Solids
This video tutorial investigates cross sections of geometric solids and provides examples of the drawings. Students can check their understanding with an assessment. [4:21]
Sophia Learning
Sophia: Different Kinds of Solids
Geometric solids are explored in this video lesson. The tutorial defines and provides examples of six popular solids. Students can check their understanding with an assessment. [9:03]
Virtual Nerd
Virtual Nerd: What Is a Pyramid?
This tutorial explains what a three-dimensional solid needs to be called a pyramid and also how to name these pyramids. [4:07]
Loyola University Chicago
Math Flix: Polyhedra Basics Using Nets
This QuickTime movie provides an opportunity to learn about the basics of Polyhedra using Nets. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Planet Nutshell
Planet Nutshell: Math Shorts: Slicing 3 D Figures
Planet Nutshell Math Shorts provide animated videos that explain various math topics. Students learn about slicing three-dimensional figures.
Loyola University Chicago
Math Flix: Polyhedra Nets 2
This QuickTime movie provides an opportunity to identify more Polyhedra using Nets. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Polyhedra Nets 1
This QuickTime movie provides an opportunity to identify Polyhedra using Nets. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Polyhedra Formula for Vertices
This QuickTime movie provides an opportunity to discover the formula for finding the number of vertices on a polyhedron. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Polyhedra Formula for Edges
This QuickTime movie provides an opportunity to discover the formula for finding the number of edges on a polyhedron. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Sophia Learning
Sophia: Types of Solids: Lesson 3
This lesson will define the terms prism, bases, pyramid, cylinder, and cone. It is 3 of 4 in the series titled "Types of Solids."
Sophia Learning
Sophia: Drawing Three Dimensional Objects
This video tutorial investigates how to draw three-dimensional figures in a three-dimensional space. [5:44]