Mr. Beaker will help you identifying the states of matter. Be it ice, water or vapor.

This 14-minute video lesson shows how to estimate the probability that the true population mean lies within a range around a sample mean .[Statistics playlist: Lesson 40 of 85]

Paul Anderson's video playlist of videos that can be used in a Statistics and Graphing class

Willow Tufano is only 14, but she's already accomplished something many adults dream of. She's a homeowner! She got her start selling things she found on Craigslist and worked her way up to being able to buy a house! Watch her story here.

This video shows how to tell time in Spanish using "menos" for times between :31 minutes and :59 minutes past the hour.

John Orsulak's students work in groups using iodine to test for starch in an array of liquids. Students record and analyze data and conduct the test with their team.

Video about the three types of irony: dramatic, situational, and verbal.

Every Friday, TingoEd releases a new vocabulary video to the world. In just two minutes, students will not only master a given word but be engaged by its use in multiple, entertaining contexts.

Paul Andersen takes you on a tour of the cell. He starts by explaining the difference between prokaryotic and eukaryotic cells. He also explains why cells are small but not infinitely small. He also explains how the organelles work together in a similar fashion.

This video segment from Regents Review 2.0 uses a trigonometry equation to determine the height of a flagpole located in front of the school.

At face value, the lines between verbal irony, sarcasm, and compliments can be blurry. After all, the phrase 'That looks nice' could be all three depending on the circumstances. In the final of a three part series on irony, Christopher Warner gets into the irony you may use most often and most casually: verbal irony.

Lesson OverviewThis is a close reading lesson of “Little Things Are Big” by Jesús Colón . This text was featured in a newspaper column written in the 1950s.  The essay is an introduction to the concepts of conflict in literature.Lesson FocusHow do the perceptions we have of ourselves and of others create conflicts?Student OutcomesStudents will be able to determine how the conflict in “Little Things Are Big” was influenced by outward (physical) identifiers as well as infer how the conflict may have been different if the main character would have made a different choice.  Image source: "Menschen, Offentliche..." by Tim Savage on Pexels.com.

Investigate the effect of gravity on objects of various mass during free fall. Predict what the position-time and velocity-time graphs will look like. Compare graphs for light and heavy objects.

Animated video of the different parts of the water cycle. Also includes some additional terms related to the water cycle.