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The Life Cycle of Stars

In this Teaching Astronomy and Space video, produced by the Institute of Physics, Teachers TV and Science and Technology Facilities Council (STFC), astronomer Tim O'Brien, from Jodrell Bank Observatory, explains how astronomers believe a star is born, lives and dies. Tim compares the life of stars like our Sun...

Types of Video Editing- A Must to Know For All Video Editors


Video editing is a procedure of modifying as well as manipulating the video clip and also pictures in the preferred series. Modifying consists of cutting, incorporating transitions and also using impacts on video clips. By doing so, an important...

Born to Engineer - Mathew Holloway

Engineer Matt Holloway and his team have designed and built a robot designed to get into small spaces that can insulate your home. A robot literally designed keep you warm through the long cold winter nights.

 

Java programming with Greenfoot: introduction

This video tutorial provides students with an overview of Greenfoot Java.  It demonstrates several different game ideas and introduces the layout of the programming environment.

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Java programming with Greenfoot: viewer questions (timers)

This video tutorial considers how to arrange for something to happen after a specific time delay.  It covers the difference between real time and game time; the latter depends upon the program’s frame rate, which can be quickly altered by the speed setting within the game.  Expressing changes in real time is...

Java programming with Greenfoot: refactoring for good style (teacher commentary)

This video explains good coding behaviour.  This includes an emphasis on refactoring (changing code to make its structure better so that it can later be easily changed or understood) and cohesion (ensuring that each method does only one thing).  It also explains that private methods will only apply to objects in...

Java programming with Greenfoot: more loopiness

In this video tutorial students are guided through programming a nested loop to create multiple rows of blocks within their breakout game.  Different ways of achieving this are assessed and implemented.

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Java programming with Greenfoot: make it your own

This video tutorial demonstrates to students how to change the images in their game so that they can personalise it.  This includes how to import images from sources other than Java and also how to duplicate and edit existing Greenfoot images including, for example, duplicating images but assigning them different...

Java programming with Greenfoot: bouncy coloured balls

In this revision tutorial students create a new game that features bouncing balls.  They revisit class and field structures, modifying images and using constructors to add new balls as well as exploring using methods to change parameters.

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