title: Home
template: home
intro:
title: mathsindex
tagline: Curated tools and resources for secondary maths teachers.
recent:
title: Circle Theorems Explorer
platform: GeoGebra
topic: Geometry
description: Interactive applet demonstrating all eight circle theorems with dynamic proof and angle labels.
url: /geometry/circle-theorems
external: false
title: Desmos Function Transformer
platform: Desmos
topic: Algebra
description: Explore transformations of functions with sliders for a, b, c and d — great for whole-class modelling.
url: /algebra/desmos-transformations
external: false
title: Normal Distribution Explorer
platform: PhET
topic: Statistics
description: Adjust mean and standard deviation live and see the distribution update. Works well on Chromebooks.
url: /statistics/phet-normal
external: false
featured:
title: Pythagoras Visual Proof
platform: GeoGebra
topic: Geometry
description: A rearrangement proof of Pythagoras — drag the triangles yourself to see the squares equate.
url: /geometry/pythagoras-proof
external: false
title: Prime Factorisation Tree
platform: mathsbot.com
topic: Number
description: Interactive factor tree builder. Pupils can build their own or check a given number.
url: /number/factor-tree
external: true