2021/10/28 1E[br]'The Addition Triangles' https://www.geogebra.org/m/z4nwxwcq
The 'Addition Triangles'
2021/11/17 1E[br]In how many ways can 12 pupils be divided into 2 groups?
'Addition Triangle' 1
'Addition Triangle' 2
'Addition Triangle' 3
worksheet template
2021/12/09 1D
class discussion
A 1D boy's request
”Can you send the photo to my mom and let her have a look?”[br]2021/12/16
variations
1. Arithmogon Triangle Puzzle 1[br] https://s3-us-west-1.amazonaws.com/math-salamanders/Fun-Worksheets/Math-Puzzles/2nd-Grade/arithmogon-triangle-puzzle-2a.pdf[br]2. Arithmogon Triangle Puzzle 2[br] https://s3-us-west-1.amazonaws.com/math-salamanders/Fun-Worksheets/Math-Puzzles/2nd-Grade/arithmogon-triangle-puzzle-2b.pdf[br]3. Magic Triangles[br] https://aritgram.com/wp-content/uploads/2021/04/magic-triangles-with-boards.pdf[br] https://mathforlove.com/lesson/magic-triangles/[br] https://nrich.maths.org/1983[br] https://www.ggbm.at/t3mqbkyb