TRIG ID: Dynamic area illustration. Which one? 🤔 Made with @geogebra: #MTBoS #ITeachMath #math #maths #geometry #algebra #trig #trigonometry #EdTech #MathEdTech #MathEd #proof

Trapezoid median (and triangle midsegment) action: Dynamic & modifiable illustration without words or numbers. @geogebra #MTBoS #ITeachMath #math #maths #geometry #MathEd #MathEdTech #geometry #MSMathChat #HSMathChat #MathChat #MathEd #EdTech

Interesting phenomenon that occurs when we construct the 4 angle bisectors of any quadrilateral. Why are these 4 points concyclic? 🤔 When are 2 (or more) points concurrent? @geogebra #MTBoS #ITeachMath #math #maths #geometry #proof #MathEd #MathEdTech

1 triangle + 2 parallel lines + 4 circumcenters = 😮? How to prove? Source: @gogeometry. @geogebra #MTBoS #ITeachMath #math #maths #EdTech #geometry #proof #MathEdTech #FigureThat #ProofWithoutWords #HSMath #CollegeMath

Definitely digging the new makeover @geogebra ‘s web-based & mobile apps experienced. Also glad the #algebra, #tools, & #table icons are actually now labeled as such. #MTBoS #ITeachMath #math #MathEdTech

Composition of 2 line reflections in @geogebra #geometry app: Interactive exploration. What can we conclude here? #MTBoS #ITeachMath #math #maths #proof #MathEd #MSMathChat #HSMathChat #EdTech #MathEdTech

60 Degree Sector Surprise! Easy to see. How easy to prove? 🤔 Source: @gogeometry. @geogebra #MTBoS #ITeachMath #geometry #math #maths #MathChat #HSMath #CollegeMath #proof #MathEd #MathEdTech

#math teachers: If you like what you see here, I’ll be creating several how-to #MathEdTech video series on #TikTok this summer. More: #MTBoS #ITeachMath

Triangle incenter & incircle: Quick dynamic & modifiable illustrator. @geogebra #MTBoS #ITeachMath #math #maths #geometry #EdTech #MathEd #MathEdTech

Triangle circumcenter action: quick dynamic illustrator. Intended as conceptual reminder & not an initial discovery learning resource. @geogebra #MTBoS #ITeachMath #geometry #math #maths #proof #EdTech #MathEd #MathEdTech #mathematics #MathChat

Exploring 90 degree rotations about any point in the coordinate plane (not just (0,0)): Conceptual investigation for Ss: @geogebra #MTBoS #ITeachMath #math #maths #geometry #algebra #GeomChat #MathEd #MathEdTech

Quadrilateral creation templates for quick formative assessment: @geogebra #MTBoS #ITeachMath #math #maths #geometry #algebra #MSMathChat #HSMathChat #EdTech #MathEd #MathEdTech

It finally happened. #DistanceLearning has merged my 2 worlds: #MathEdTech & #Football 🏈! Proof that #Desmos is more than a graph calculator app. #iTeachMath #MTBoS #hogfbchat .

Love the fact that @GraspableMath now has a quick PREVIEW OPTION (DEMO BUTTON) on the teacher overview page for any session you make from a #GraspableMath activity. #MajorTimeSaver #MTBoS #ITeachMath #EdTech #MathEdTech

Guess the orthocenter! How close can you and your Ss get to its actual location? 🤔Test your spatial estimation skills here: @geogebra #MTBoS #ITeachMath #math #maths #HSMathChat #geometry #HSMathChat #EdTech #MathEdTech #geomchat

#Math Ts in #iPad districts: Working in @geogebra's apps, sharing your constructions, and opening web-based constructions directly within the #GeoGebra app native to iPad is quite easy. Here's how. @AppleEDU #MTBoS #ITeachMath #math #MathChat #EdTech #MathEdTech #maths

Another interesting parallelogram phenomenon. How easy would this be for our #geometry Ss prove? 🤔 Source: @gogeometry. @geogebra #MTBoS #ITeachMath #math #maths #MathEd #MathEdTech #proof #GeomChat #mathematics

Come teach with me! My school @esumstweet (#NewHaven #CT) is looking for a progressively minded HS math teacher (tenure track) starting JAN 2, 2024. Come work with a faculty that loves to create a #ThinkingClassroom environment, & get all the #MathEdTech PD you'd like! More:⬇️

Summer 2019 #edtech501graphic