Tesselate Decorate asks users to use a range of shapes, or combinations of shapes, to make tessellations to decorate the living room in a house.
Tessellate decorate: rectangles
Finding Symmetry helps users determine whether shapes have one, two or three lines of symmetry.
Finding symmetry: three lines: garden
Pasifika Patterns helps users learn about rotational and reflection symmetry.
Learn Alberta: Exploring Space series.
Trigonometry develops the concept of trigonometry from simple comparisons to more formal approaches.
Trigonometry: measuring with triangles
Trigonometry: similar triangles
Trigonometry: using sine
Trigonometry: using cosine
Trigonometry: using tan
Trigonometry: find hypotenuse
Trigonometry: find angles