Tracking your Plastic Footprint part of Earth Educators Rendezvous:Previous Rendezvous:Rendezvous 2020:Program:Share-a-Thon
In this homework assignment, students are asked to track their plastic usage over one week by using an Excel spreadsheet (provided) and by making a 'plastic diary. A Google Sheets version of the spreadsheet ...

Illustrating the Process of Science Using Leaf-Margin Analyses part of Earth Educators Rendezvous:Previous Rendezvous:Rendezvous 2018:Program:Share-a-Thon:Share-a-Thon Presentations
The activity is derived from a Smithsonian Institution Middle to High School lesson distributed approximately 10 years ago using Leaf-Margin Analyses on fossil leaves from Wyoming, U.S. (based on work by Dr. Scott ...