This American Memory site provides a comprehensive collection of Abraham Lincoln papers. Read the introduction page so you can see how they are organized. You can search by keyword or just browse the collection. Very interesting!!

By examining Lincoln's three most famous speeches the Gettysburg Address and the First and Second Inaugural Addresses in addition to a little known fragment on the Constitution, union, and liberty, students trace what these documents say regarding the significance of union to the prospects for American self-government.

This animated Math Shorts video explains absolute value, as demonstrated on the number line and through a real-life example. In the accompanying classroom activity, students watch the video and then play a game in which they move a penny along a number line in positive and negative directions. As they play, they use absolute value to track the total distance that the penny moves. To get the most from the lesson, students should be comfortable determining distance between positive and negative numbers on a number line.

This series of video segments explains the importance of academic vocabulary in the common core curriculum. The video segments included highlight the three tiers of vocabulary [1:35], the role of vocabulary in the common core curriculum standards [2:06], and the three stages of vocabulary instruction [4:49]

These video segments examine the integration of domain-specific vocabulary in technical education course, a construction core class. The teacher demonstrates how to introduce the new vocabulary in the first segment via a complex course text [7:22], and the second segment shows the teacher's use of graphic organizers to enhance the students' understanding the text's vocabulary. L.9-10.6 Vocabulary, L.11-12. 6 Vocabulary CCSS.ELA-Literacy.CCRA.L.6, L.11-12. 6 Vocabulary

This video [5:06] provides research related to the Common Core approach to vocabulary, footage of classroom teachers engaging students in vocabulary instruction, and sample vocabulary assessments.

This video [14:33] shows a demonstration of academic vocabulary instruction through the context of a complex work, a poem. The teacher demonstrates how to access the literal meaning of new vocabulary and then infer the deeper meaning. Includes downloadable assessment handouts.

Video tutorial uses information about take-off velocity and runway length to determine acceleration. [14:15]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Video tutorial explains how to read an acceleration vs. time graph and shows how the area under the curve gives the change in velocity, while providing a few examples. [14:37]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

In this free tutorial, learn how to enter, manage, and search through large amounts of data in an Access database.

Lessons include: (1) Introduction to Databases. Learn all about an Access database and how it works. (2) Introduction to Objects. Learn about each of the four objects in Access to understand how they interact with each other to create a fully functional relational database. (3) Getting Started in Access. Familiarize yourself with the Access environment, including the Ribbon, Backstage view, Navigation pane, Document Tabs bar, and Record Navigation bar. (4) Managing Databases and Objects. Learn how to to open and close an Access database, as well as how to open, close, and save objects.

In this free Access 2010 tutorial, learn how to enter, manage, and search through large amounts of data in an Access database.

Lessons include: (1) Introduction to Databases. Learn all about an Access database and how it works. (2) Introduction to Objects. Learn about each of the four objects in Access to understand how they interact with each other to create a fully functional relational database. (3) Getting Started in Access. Familiarize yourself with the Access environment, including the Ribbon, Backstage view, Navigation pane, Document Tabs bar, and Record Navigation bar. (4) Managing Databases and Objects. Learn how to to open and close an Access database, as well as how to open, close, and save objects.

In this free Access 2013 tutorial, learn how to enter, manage, and search through large amounts of data in an Access database.

Lessons include: (1) Buying Office. If you're thinking about buying Office 2013, there are a few things you should consider before your purchase. (2) Understanding Office 365. Learn what you need to know about Office 365, a subscription-based version of Office 2013.

In this free Access 2016 tutorial, learn how to enter, manage, and search through large amounts of data in an Access database.

Lessons include: (1) Introduction to Databases. Learn all about an Access database and how it works. (2) Introduction to Objects. Learn about each of the four objects in Access to understand how they interact with each other to create a fully functional relational database. (3) Getting Started in Access. Familiarize yourself with the Access environment, including the Ribbon, Backstage view, Navigation pane, Document Tabs bar, and Record Navigation bar. (4) Managing Databases and Objects. Learn how to to open and close an Access database, as well as how to open, close, and save objects.

Learn the basics of creating online accounts, including creating secure passwords and keeping accounts secure. This Beginner lesson is approximately 20 mins.

In this video segment, the ZOOM cast demonstrates how to use cabbage juice to find out if a solution is an acid or a base.

ZOOM cast members mix different amounts of baking soda and vinegar to see which combination produces the most carbon dioxide for launching a film-canister rocket. [3:23]

In this section we will be talking about the basics of acids and bases and how acid-base chemistry is related to chemical equilibrium. We will cover acid and base definitions, pH, acid-base equilibria, acid-base properties of salts, and the pH of salt solutions.

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

In this video, effective for engaging students with significant cognitive disabilities, watch how the teacher acknowledges the student's communication attempt.

This tutorial focuses on active listening including what it is and how to become an active listener; a slide show provides the five basic elements of listening. It also offers a video of Alice Walker reading Soujourner Truth's "Ain't I a Woman" [3:13] for students to use to practice active listening. It ends with ways to improve listening skills.

In this interactive lesson, students will learn about the historical background of racial segregation and the brave individuals and groups who stood up against segregation during the 1950s and 1960s.