Algebra Arrows
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Excellent resource from the Freudenthal Institute in the Netherlands, that can be used in a variety of ways. It uses … Read More

Frogs
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Frogs – a pdf file that gives background, how to solve the frogs problem, how to link it to solving quadratics, … Read More

Five Maths Videos
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Charles and Ray Eames produced 5 excellent maths videos as well as other videos that are still useful today. Eratosthenes … Read More