Is this a right-angled triangle? – SSDD Problems
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SSDD Problems – Same Surface, Different Deep Structure maths problems from Craig Barton @mrbartonmaths
Use SSDD Problems to improve students' practice - Tips for teachers
Geometry > Perimeter and area > Area of a triangle – SSDD Problems
Triangles assorted problems –
Right-angled triangles 4 – SSDD Problems
Geometry > Perimeter and area > Area of a triangle – SSDD Problems
SSDD Problems: 10 tips to supercharge them in the classroom
SSDD Problems: 10 tips to supercharge them in the classroom
Information regarding the SSDD dataset.
Is this a right-angled triangle? – SSDD Problems
Technology Reflections and Tangents