Two trains are travelling along the same stretch of single line track towards each other. Each train consists of a locomotive and two carriages. There is however a siding that can take one locomotive and one carriage. How is it possible for the two trains to pass each other by using this siding?
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Teacher: If you have young children of your own borrow their toy trains and use these printable train tracks for a real handson experience (small plastic trees not included).
Casio Classwiz CalculatorThere is currently a lot of talk about this new calculator being the best in its price range for use in the Maths classroom. The new ClassWiz features a highresolution display making it easier to view numerical formulas and symbols but it isn't a graphical calculator as such (it has the capacity to draw graphs on your smart phone or tablet, via a scannable QR code and an app). As well as basic spreadsheet mode and an equation solving feature you also get the ability to solve quadratic, cubic or quartic polynomial inequalities and the answer is given just as it should be written down, using the correct inequality symbols! This calculator has a highperformance processor and twice the memory of previous models ensuring speedy operation and superior computational power.more... 
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access to computers? 

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If you have scrolled this far down the page you may well be interested in our collection of Classic Shunting Puzzles which are fascinating, enjoyable and adictive!