CK-12 Foundation
Identify Line Types: Intersecting and Parallel Lines
Navigate your way through a lesson on types of lines. Individuals drag line segments to illustrate paths between pairs of houses on an interactive map. They determine if these line segment pairs are intersecting or
parallel.
Flipped Math
Points, Lines, and Planes
Geometry is more than just vocabulary. Pupils learn the basic geometric definitions and how to identify and name points, lines, and planes. Though the first lesson is packed with related vocabulary, scholars experience four postulates...
EngageNY
Rational Numbers on the Number Line
Individuals learn how to plot rational numbers on the number line in the sixth lesson of a 21-part module. They identify appropriate units and determine opposites of rational numbers.
Mathematics Vision Project
Circles: A Geometric Perspective
Circles are the foundation of many geometric concepts and extensions - a point that is thoroughly driven home in this extensive unit. Fundamental properties of circles are investigated (including sector area, angle measure, and...
Annenberg Foundation
Teaching Geography: Workshop 4—North Africa/Southwest Asia
Can Jerusalem be equitably organized? Can Israel and Palestine be successfully partitioned? Part one of a two-part workshop looks at the geo-political history of Jerusalem while Part two investigates Egypt's dependence of the Nile River...
Mathematics Vision Project
Geometric Figures
Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...
Illustrative Mathematics
Base and Height
It is easy to find the area of a triangle where the base and the height are given. But in this resource, it is up to your geometers to identify the base and height of the triangle. In fact, your pupils will learn that there are three...
PBS
Stories of Painkiller Addiction: Contemplating Nature vs. Nurture
Does having an addict in your family make it more likely to become one yourself? Explore the genetic risk factors, as well as the prominent environmental influences, for substance addiction in a instructional activity that encourages...
Mathematics Vision Project
Module 2: Congruence, Construction and Proof
Construct yourself a winning geometry unit. A set of lessons introduces geometry scholars to constructions and proofs with compasses and straightedges. It also covers triangle congruence through transformations. This is the second of...
Curated OER
Define Geometry Terms
The Common Core is intended to help all children meet high academic standards. Here is a Common Core designed lesson that is intended for learners with communication or language difficulties. The lesson is written in a narrative style...
EngageNY
Analyzing a Graph
Collaborative groups utilize their knowledge of parent functions and transformations to determine the equations associated with graphs. The graph is then related to the scenario it represents.
Concordia College Archives
Our School Song
Show your school spirit! Class members use instruments or sing along and employ what they have learned in the two previous lessons to perform their school's songs.
Concordia College Archives
History and Musical Aesthetics
What are the musical elements that characterize a school's fight song or its alma mater? Class members listen to examples of fight songs and alma maters from various schools, play a listening game, and then create a list of the...