Estimate, make, and use measurements of objects, quantities, and relationships and determine acceptable levels of accuracy.
The Activities provide practical applications. After the students have developed a math competency, they can keep it in active use by applying it in science and social studies contexts. 
			
The Data section includes table for use with the activities and as a resource for your own project development. 
			
| Ecology Activities | Technology/Physics Activities | Systems Activities | Discoveries Activities | 
| Chicago Ecology Data Climate & Geography of Chicago 
 | Chicago Technology/Physics Data Distance Between Chicago & World 
 | Chicago Systems Data Distance Between Chicago & world 
 | Use any relevant data for discoveries projects. 
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| Geography Activities | Culture Activities | Civics Activities | Economics Activities | 
| Chicago Geography Data Distance Between Chicago & World | Chicago Culture Data | Chicago Civics Data | Chicago Economics Data |