Curated OER
The Energy of Light
Students discuss different ways engineers use light. In this engineering lesson, students are introduced to the properties of light and the way light is used. They view a demonstration of light waves using a slinky, and practice using...
Curated OER
History and Analysis of Cryptography
Middle schoolers are introduced to the code systems and art of cryptography. As a class, they review prior knowledge and brainstorm lists. Using the internet, they research the history of codes and determine how they are structured. ...
Curated OER
Communicator Webelos Activity Workbook
For this social studies worksheet, 5th graders answer the questions concerning communication for the obtaining of a merit badge.
Curated OER
Base 3
Learners investigate this problem that aims to give a better idea of our decimal system by looking at a comparable system - the base 3 system. By seeing how base 3 numbers work students should have a better appreciation of base 10...