How important is it to include non-examples in a set of questions? For example, factorising expressions lends itself nicely to this idea. #1001MathsBots mathsbot.com/tasks

What’s the sum of the products in the 1-9 multiplication table? What’s the sum of the first 9 cube numbers? How many cubes fit in a 9x9x9 cube? Answers might just kick off 2025 in style. #polypad #iteachmath #MTBoS #NewYearMath polypad.amplify.com/p/a8tsI1kbNAb0g

2025 cubes

Two ways of displaying 2025 blocks youtu.be/11pN9Sx44Ok?si…

Easter Egg Hunt in #GeoGebra geogebra.org/m/p6p67yky

If you're looking for ideas to inspire your next lesson, check out 101 Questions from Dan Meyer. It has a combination of images and videos you can use in your classroom in addition to fully formed lessons. Check it out: 101qs.com #MTBoS

Splash into a mathematical modeling activity that challenges students to extend their algebraic reasoning skills to 'complete the square'. Which brother will have the bigger pool? 💦🤔nctm.link/coSNt

Specialise, Conjecture and Generalise. A three-step plan to encourage and develop mathematical thinking. mathsbot.com/cpd

MT295 is online. Included are two open articles. Exploring triangles at the Institute of Mathematics Pedagogy by Tandi Clausen-May and Does the Multiplication Tables Check do what it is meant to do? by Rose Keating and Jenni Back. Read both articles at  bit.ly/3DEDny4

Have you seen samedifferentimages.wordpress.com from Brian Bushart 🏳️‍🌈? Same or Different? is a routine that provides students opportunities to construct arguments when comparing objects, such as numbers or shapes. #iteachmath

関数アートしおり販売開始しました。 是非お手元に、 🔗 mathgraphart.booth.pm/items/7040021 　　　　　　　　　　　関数アートサーバ

This is a classic problem about max number of regions by drawing chords connecting some points on a circle. I do the counting in #polypad . You may use this video to show and discuss the counting. Follow the links to try in yourself in #polypad . youtu.be/dXELIco0y7w?si…

The 6-12 Task book available for pre-order. For US teachers use code SAVE20 at Corwin (bit.ly/3TDLPlC) to receive 20% off your order! For Canadian teachers use code TASKS20 at UTP (bit.ly/3Iqhp3S) to receive 20% off your order!

One interpretation of Cognitive Load Theory that can go wrong, especially in mathematics teaching. Can you imagine what can go wrong if people who do not math, "simplify" math-ing into the small steps they think are important? #MathIsFigureOutAble #MTBoS #ITeachMath #MathEd

Our new book: Data Minds: How Today's Teachers can prepare Students for Tomorrow's World is now available to buy. For those who are curious about it - Corwin is sharing the first chapter free on their website!

#TryThisThursday To find the length of side a, would you rather use the relationship between the similar triangles or within the similar triangles? Why? #MathIsFigureOutAble #MTBoS #ITeachMath #MathEd

#GreatBooks4Math Calculus Michael Spivak, 1967 #math #science #iteachmath #mtbos #elearning

💻 This year discover the Five Big Ideas at the heart of teaching for mastery💗 coherence, representation and structure, fluency, variation and mathematical thinking. Explore our handy videos to help you bring them to life in your lessons. #NCETMWeekInFocus

📣 Another #MathsConf39 workshop announcement! ✨ Using Variation Theory in A Level Maths with Natan Lev (@mrlevmaths.bsky.social) & Shane Steele (Mr S) How can we design questions that get students thinking about exactly what we want them to? Variation theory offers a