Geologic Time Scale CogSketch geoscience worksheet
Bridget Garnier
Sketching activity that uses a sketch-understanding program, CogSketch. This worksheet has students build the geologic time scale by adding events on increasing larger scales, from 1 million years to 4.56 billion ...

Introduction to Science - Penny Histograms
Kathryn, Green River Community College; Kathryn Hoppe, Green River Community College
Overview: This exercise serves as an introduction to histograms. Students are given a short introduction to histograms in lecture and reading. They are then broken up into different groups of 3-5 students. Students ...

Incomprehensibly Small and Incomprehensibly Large
Vince Cronin, Baylor University
Students are asked to consider the length scales of the universe, from smallest to largest. Using a logarithmic scale in cm units, various distances are resolved ranging from the smallest meaningful length in ...