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• TLF-IDM018754

What does a daredevil jumps rider need to know about geometry? Find out as we discover angles for take off and for landing. But before we do that sit down for some angles basics! A good place to start is angles of turn through a circle from a 1/4, 1/2, 3/4, all the way to one full turn. See how many each represents as an angle.

• TLF-IDM024993

Find three cups, place them in a line and turn one cup facing down. Can you get all three cups facing down after making exactly three moves? The one rule is: for every move, two cups must be flipped simultaneously. Since the goal is to get all three cups facing down (an odd number) and you start with one cup facing down ...

• TLF-IDM019117

Have you seen large ships that carry shipping containers as cargo? In this clip we show you how these ships use ballast to help them balance their load. Find out what ballast is and how it stops a ship from sinking. Also see the massive engines on these big cargo ships.

• TLF-IDM020462

Get some tips from Andy Griffiths on what to think about when you start to write a story. What does he say about plot? Why not take Andy's advice and start a story by thinking about something that has happened to you and then exaggerate it somehow. Concentrate on writing a short, dramatic moment by using lots of detail ...

• TLF-IDM019120

A modern jet aeroplane is big and heavy, so how does it fly? In this clip we explain how the wing shape helps a plane to take off and fly. Also see how a plane's jet engine works. Is it all a load of hot air?

• TLF-IDM021177

When you tell someone you're cleaning, you're giving them a general idea of what you're doing. Some of the verbs mentioned in this video are more specific and can help you describe what you're doing in more detail. What are some other verbs that describe more generally what you are doing, and what are some verbs that can ...

• TLF-IDM020466

How do you move your characters forward in a story? A trick Andy Griffiths uses is asking a lot of questions. His favourite question to ask is "what's the worst thing that can happen next?" Try asking yourself that question if you get stuck when writing your next story. In this clip Andy also talks about plot holes. What ...

• TLF-IDM015639

Have you ever heard of the 'sausage tree' or the 'dragon blood tree'? Watch this clip to find out about these and many other types of trees. Explore how they grow and why they are important. Presenter Nick Hardcastle will also show you how to plant a tree and grow a bonsai tree.

• TLF-IDM020566

Have you ever wondered what makes a paper plane fly? Think about the design of the paper plane as well as external factors like the various forces that are at play, then make a list of the design considerations and a list of the different forces.

• TLF-IDM021316

This is a series of eight short videos for students on opinion writing. The series covers what is opinion writing; choosing a topic; making a plan; writing a draft: introduction, reasons and examples, conclusion; revising and editing.