Instructional Video2:28
Señor Jordan

Irregular Preterite Cucaracha Song - Remastered (HD)!

12th - Higher Ed
*In the chart, the él/ella/usted form shouldn't have an accent mark on the "io" form since ver = vio and dar = dio. (although in archaic Spanish, they did have accent marks!) This is one of my most popular videos of all time! And I...
Instructional Video4:50
Señor Jordan

Learn Spanish - "Where are you going?" in Spanish!

12th - Higher Ed
In this video lesson, we'll be continuing with the verb ir in the present tense. Ir is an irregular verb. This means that although 'to go' is ir, the different forms do not look even close to 'ir'. We will also learn how to use the...
Instructional Video2:50
Señor Jordan

Irregular verbs in Imperfect Song!

12th - Higher Ed
I wrote the lyrics to this one and put it to the tune of a familiar kids' song. I think it turned out well! If you would like for me to come up with another song to help learn something grammatical or remember something you're studying,...
Instructional Video7:27
Señor Jordan

03 How to form the Present Subjunctive in Spanish

12th - Higher Ed
03 How to form the Present Subjunctive in Spanish
Instructional Video5:37
Señor Jordan

02 Spanish Lesson - Preterite - irregulars - ir & ser

12th - Higher Ed
This is one of many lessons that will be coming up on verbs that are irregular in the preterite (a past tense) in Spanish. This lesson covers ir (to go) and ser (to be) in the preterite.
Instructional Video3:58
Señor Jordan

02 Spanish Lesson - Imperfect - Irregulars - ir, ser, ver

12th - Higher Ed
This video lesson covers the ONLY three verbs that are irregular in the imperfect tense. They are ir (to go), ser (to be) and ver (to see).
Instructional Video5:47
Curated Video

R-controlled Syllables {Syllable Types}

K - 3rd
This video teaches R-controlled syllables (ar, er, ir, ur, and or) and how to read them. It is assumed that kids already know open and closed syllables. See links to those videos below. Knowing syllable types help readers read...
Instructional Video6:00
Curated Video

Let's Learn Blending R Controlled: ER, IR, and UR

K - 3rd
This video teaches how to blend r-controlled (er, ir, ur) sounds. It also gives practice for spelling with r-controlled sounds. Practicing blending sounds is an important step in learning to read.
Instructional Video6:27
Curated Video

Thermal Equilibrium and the Impact of Greenhouse Gases on Earth's Temperature

9th - Higher Ed
The video is a lecture on thermal equilibrium and infrared radiation. The lecturer discusses how a body can remain at constant temperature, the relationship between temperature and radiation emitted by a body, and how the temperature of...
Instructional Video5:13
Curated Video

The Effects of Infrared Radiation on Temperature and Material Absorption

9th - Higher Ed
In this video lecture, the topic of infrared radiation is explained in relation to how it affects the temperature of a body. The video presents a graph representing how the energy emitted per unit area per second, or the intensity of...
Instructional Video6:48
Curated Video

Emission and Absorption of Infrared Radiation: Comparing Surfaces as Absorbers Experiment

9th - Higher Ed
The video is the second lecture presentation on the emission and absorption of infrared radiation. The presenter discusses the nature of infrared radiation and how it is absorbed and emitted by various surfaces. They then introduce an...
Instructional Video10:30
Curated Video

Emission and Absorption of Infrared Radiation: An Experiment on the Effectiveness of Different Surfaces as Emitters of Infrared Radiation

9th - Higher Ed
This video is a lecture presentation on the emission and absorption of infrared radiation or IR. The presenter walks the viewer through an experiment to compare the effectiveness of four different surfaces as emitters of infrared...
Instructional Video3:58
Curated Video

Investigating the Emission and Absorption of Infrared Radiation Based on Surface Nature

9th - Higher Ed
The video discusses experiments that investigate how the emission and absorption of infrared radiation depend on the nature of the surface. The experiments involve using copper beakers with different painted surfaces and measuring the...
Instructional Video6:55
Cerebellum

Spanish: Conjugating Verbs

9th - 12th
Learn how to conjugate AR verbs. This clip is part 6 in the series 'Learning Spanish: Beyond the Basics'.
News Clip1:32
AFP News Agency

CLEAN : Turkish mine engineer: risks were not properly assessed

9th - Higher Ed
CLEAN : Turkish mine engineer: risks were not properly assessed
Instructional Video
University of Nottingham

University of Nottingham: Periodic Table of Videos: Iridium

9th - 10th
See a sample of iridium and learn about the characteristics and uses of this element. [7:08]
Instructional Video
California Institute of Technology

Infrared: More Than Your Eyes Can See

3rd - 8th
Infrared light may not be visible to the naked eye, but when seen through an infrared camera it can tell a great deal about the subject it's viewing. Learn about visible light and infrared rays in this short video by Dr. Michelle Thaller.