Curated OER
Estimation of Sets of Items
In this estimation worksheet, students examine sets of items. They determine which set of items have closest to 13 in the first example, and which has closest to 10 in the second example.
TED Talks
Ted: Ted Ed: Aluminium: Periodic Table of Videos
The team at Periodicvideos has created a TED-Ed Lesson for every element of the periodic table. This one is about aluminium, a metal once as precious as gold, now used for wrapping a sandwich. [11:52]
The Dirksen Congressional Center
Congress for Kids: Independence: Original Thirteen Colonies
Find out about the original thirteen colonies of the United States, and then complete the word search activity.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Social Studies: Grade 5: Colonial Regionalism
This sample task contains a set of primary and authentic sources about the development of regions in the Thirteen Colonies.
Social Studies for Kids
Social Studies for Kids: The Thirteen Colonies
Learn some quick facts about each of the original thirteen English colonies.
Wolfram Research
Wolfram Mathworld:triskaidekaphobia
In this resource the historical perspective of why people fear the number 13 is examined.