Instructional Video6:46
Curated Video

Understanding the Turns Ratio Equation in Transformers

9th - Higher Ed
This is a lecture video on the turns ratio equation for transformers. The video explains how the potential difference across the primary and secondary coil of a transformer depends on the number of turns of wire in each of the coils. The...
Instructional Video1:52
60 Second Histories

Maya mathematics

K - 5th
This short video takes a brief look at the Ancient Maya numbering system which was based on 20 rather than 10 like ours is now.
Instructional Video1:47
60 Second Histories

Emmeline Pankhurst and Winston Churchill

K - 5th
Emmeline Pankhurst talks about the WSPU opposition to the Liberal party and the defeat of Winston Churchill
Instructional Video1:36
60 Second Histories

Emmeline Pankhurst and Keir Hardie

K - 5th
Emmeline talks about becoming friends with Keir Hardie and joining the Independent Labour Party
Instructional Video1:49
60 Second Histories

Florence Nightingale - the early years

K - 5th
Part 1 of a series on Florence Nightingale where she describes her early life, and what she felt it was like to be born in an age dominated by men.
Instructional Video1:47
60 Second Histories

Pyramid workers

K - 5th
An Egyptian pyramid worker describes where the workers came from, where they lived and also explains how they worked in crews under a foreman.
Instructional Video13:37
Hip Hughes History

The 2016 Democratic Primary: After the Bell

6th - 12th
Join me after class for a new series, "After the Bell". This time we look at the candidates for the Democratic Primary and their chances for winning the nomination.
Instructional Video1:44
60 Second Histories

Protest, Arrest and Prison

K - 5th
Part of a series on women's suffrage, this video covers the protest made by the WSPU after the suffrage bill was filibustered in 1905 and the arrest of Christabel and Emmiline Pankhurst.
Instructional Video1:43
60 Second Histories

An Ancient Greek Marketplace

K - 5th
An Ancient Greek farmer explains all the things to see and do on a busy trip to market.
Instructional Video16:14
Mazz Media

Citizen's Rule: How We Elect A President

6th - 8th
What does it take to become President of the United States? What is the Electoral College? The program takes kids through the entire election process. Through colorful graphics, lively animation and live-action footage, the entire...
Instructional Video1:56
60 Second Histories

Maya family life - part 2

K - 5th
A Maya woman describes a typical Ancient Maya home and the things they used
Instructional Video2:51
The Business Professor

The Solid Waste Disposal Act of 1965

Higher Ed
The Solid Waste Disposal Act of 1965
Instructional Video1:43
60 Second Histories

Campaign of Arson 1912

K - 5th
Emmeline Pankhurst describes the escalation in militant tactics and some of the acts of arson undertaken to further the cause.
Instructional Video1:52
60 Second Histories

Emmeline Pankhurst; becoming a suffragist

K - 5th
Emmeline Pankhurst introduces herself, her early life and some of the events that led her to be come a suffragette.
Instructional Video6:11
Instructional Video1:38
60 Second Histories

Conciliation and violence

K - 5th
Part of a series on women's suffrage, this video covers the organisation of a conciliation committee and the violence experienced by suffragettes.
Instructional Video6:17
TLDR News

What Happens Next in the Democratic Primaries - TLDR Explains

12th - Higher Ed
The Democratic Primary is ramping out, and with voting imminent, we wanted to summarise what's happened so far and discuss what's going to happen next. We tell you about the top candidates (Biden, Sanders, Warren and Buttigieg), the...
Instructional Video4:05
Curated Video

Understanding Transformers: How they Change Voltage and Current

9th - Higher Ed
This is a tutorial video on transformers and how they change the size of an alternating potential difference. The video explains the structure and action of a transformer, which consists of two coils wound on a common iron core - the...
Instructional Video3:02
Hip Hughes History

Iowa and New Hampshire: WTH?

6th - 12th
Ever wonder why New Hampshire and Iowa go first in the Primary season and why it has been so darn important? Well I did.
Instructional Video1:41
60 Second Histories

Medieval longbowman

K - 5th
A medieval archer describes the clothes he wears and weapons he uses such as the longbow, archers pick and falchion
Instructional Video1:34
60 Second Histories

Mary Seacole; the British Hotel

K - 5th
In part 5 of this series, Mary explains how she built the British Hotel at Kadikoi in the Crimea to tend to the needs of sick and convalescing officers.
Instructional Video1:56
60 Second Histories

Maya calendar

K - 5th
This short video explores the two calendars; the Tzolk'in and the Haab and how important they were to the Maya people.
Instructional Video1:45
60 Second Histories

The medieval banquet

K - 5th
This video gives a vivid description of a medieval banquet including the etiquette and food such as stuffed peacock
Instructional Video15:11
Catalyst University

Biotechniques | General Theory of Western Blotting

Higher Ed
As always, the steps of Western blotting depend on your lab and protocol. Here, we look at the general theory of the Western blot and what it is used for in the lab.