McGraw Hill
Lines and Angles
Why was the obtuse angle upset? Because it was never right! A valuable resource is loaded with background information on types of angles and lines. Learners review the characteristics of parallel, perpendicular, and intersecting lines,...
Curated OER
Surveying: 19 Chains and 50 Links
Through an interdisciplinary instructional activity, emerging engineers explore the history of surveying systems. After discussing various systems, they perform surveys on printable pages. Using their geometric skills, they physically...
Curated OER
19 Chains and 50 Links
Students investigate surveys as it relates to chains and links. In this math instructional activity, students relate math to history and surveys done above, below and on the earths' surface. They review vocabulary pertaining to this...
Curated OER
Geometry of Exploration: Eyes Over Mars
Students research how engineers and scientists generate linear and angular measurements with geometry to survey the Earth and Mars. They assess how geometric shapes affect navigation. A surveyor comes to the classroom and explains how he...
Texas Instruments
REAL LIFE REAL WORLD Activity - Surveyor
Learners investigate surveying in this secondary mathematics lesson. They will explore a real world application of geometry and trigonometry as they create a plot plan using a geometry utility and calculate the area of the land parcel.
Curated OER
Follow the Falling Meteorite
Students use triangulation method to locate meteorite landing site on the map. In this earth science lesson, students participate in a meteorite treasure hunt set up by the teacher. They explain how this method is used by scientists to...
Curated OER
Teachers' Notes: Switch Gets Ready!
Students practice multiplication facts, answer simple math questions from two, five, and ten times-tables, explore concept of halves and quarters, complete worksheet containing range of shapes to make shape picture, and sort data and...
Curated OER
Mystify with the Mathematics of Ancient Egypt
Hieroglyphics, surveying, and the pyramids may all be explored with mathematics.
Curated OER
Preparation and Transition to Two-Column Proofs
Students investigate proofs used to solve geometric problems. In this geometry lesson, students read about the history behind early geometry and learn how to write proofs correctly using two columns. The define terminology valuable to...
Curated OER
GPS Art
Students design their own logo or picture and use a handheld GPS receiver to map it out. They write out a word or graphic on a field or playground, walk the path, and log GPS data. The results display their "art" on their GPS receiver...