This demonstration (adapted from http://www.indiana.edu/~ensiweb/lessons/origami.html where there is additional information) models the process of evolution by introducing random mutations into organisms (paper and straw birds). Birds are then selected for the characteristic of long-distance flight in a way that simulates natural and selection.
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FLUID FUNCTIONALITY
Categories: Lab/Student Activity
In this inquiry activity, students will explore and understand what pneumatic and hydraulic systems are and how they are currently used. Students will produce culminating pieces of work summarizing... read more
SAVING OUR STRUCTURES
Categories: Lab/Student Activity
In this inquiry activity, students will explore the forces affecting stability of structures and design a model of a structure which can remain stable during a natural disaster. read more
Student Activity: Using a Mariner's Astrolabe
Categories: Lab/Student Activity
An astrolabe illustrates how the sky looks at any given time of day and throughout the year. This is accomplished by drawing the sky (star patterns) on the astrolabe with moveable parts to adjust for... read more