Present perfect tense doesn't mean that something is perfect, just that it's continuing from the past into the present. Demonstrate proper usage of present perfect verb tense with a slideshow presentation, which features a passage...

The women working for equal rights in the early 20th century weren't a part of one large group; rather, they were members of dozens of small groups focused on social reform. Explore the ways groups in the Progressive Era like National...

Mangroves are a nursery for a variety salt-water organisms. Learners explore the mangrove ecosystem through audio, video, and/or images, to see the organisms that live in this environment and make food chains pertaining to this...

A useful study tool, learners create decks or download pre-made decks to review. The app tracks your progress and allows you to customize your experience with each deck. Why not try it out and test yourself and your pupils on thousands...

An in-depth lecture and PowerPoint slideshow on the history of computing can be found here. It gives an overview of the advances in science that made desktop computers possible, starting with the invention of counting, to the...

This resource aims to teach the history of computing and the effect of landmark moments in computing history on today's world. Crosses different curriculum areas. Explanations of many of the world's significant computers were provided by...

The content of a slideshow presentation on the state of computer technology integration in Latin American countries in the public and private sectors. Charts display data relating income levels with computer ownership, mobile phone use,...

This tutorial focuses on reflection papers; it defines them, provides common components and purpose, it offers ways to get at your feelings and organize your paper in a slideshow, and offers information about putting it all together and...

This tutorial focuses on argumentative and persuasive writing: it lists and defines the components of arguments, provides a flow chart for argumentative writing, defines counterarguments, and lists the 3 elements of persuasion: ethos,...

BioAnin presents 3-D labeled images of all of the major systems of the human body, for example, the digestive system and the endocrine system. The images are embedded in slideshows. The site also has interactive 3-D models that can be...

This slideshow lesson focuses on hyphening words in line wrapping; it defines hyphens and line wrapping and gives the purpose of line wrapping. It explains where to place the hyphens, hyphenating rules for line wrapping, computer line...