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Pythagoras (2D and 3D): Interactive Resources

When technology is used effectively the results are phenomenal. This selection of top-quality resources allows you to demonstrate key concepts in a visual, interactive manner, and students to hypothesise and investigate

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GeoGebra keyboard_arrow_up

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I am constantly blown away by all the things you can do on GeoGebra. Hopefully the following applets – all of which run without the need to download any software – will help enhance the teaching and learning of this topic

Dissection Proof of Pythagoras
Proofs without words complete!
Pythagoras Tree
Finding the Hypotenuse
Finding a Missing Side
Pythagoras Calculator
Pythagoras in 3D calculations
The Box and Ribbon Problem (3D)
Visualising Diagonal in a Box (3D)

Wolfram Alpha Widgets keyboard_arrow_up

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Wolfram Alpha is simply the best computational knowledge engine on the planet. I have built a series of Wolfram Alpha widgets which can be used to check answers, make up questions, or investigate topics further.

Desmos Classroom Activities keyboard_arrow_up

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I have adored using the free Desmos Graphing Calculator in my lessons for a few years now, but have only recently discovered the power of Desmos Classroom Activities, which allow students to investigate, and you to monitor, record and facilitate collaboration and discussion.

Square Builder
Exploring Lengths with Geoboards