List

More Playing with 2D Shape Upper Primary

Cutting Corners
problem

Cutting Corners

Age
7 to 11
Challenge level
filled star empty star empty star
Can you make the most extraordinary, the most amazing, the most unusual patterns/designs from these triangles which are made in a special way?
Transformations on a Pegboard
problem
Favourite

Transformations on a Pegboard

Age
7 to 11
Challenge level
filled star empty star empty star
How would you move the bands on the pegboard to alter these shapes?
Egyptian Rope
problem
Favourite

Egyptian Rope

Age
7 to 11
Challenge level
filled star filled star empty star
The ancient Egyptians were said to make right-angled triangles using a rope with twelve equal sections divided by knots. What other triangles could you make if you had a rope like this?
Overlapping Again
problem
Favourite

Overlapping Again

Age
7 to 11
Challenge level
filled star filled star empty star
What shape is the overlap when you slide one of these shapes half way across another? Can you picture it in your head? Use the interactivity to check your visualisation.
Quadrilaterals
problem
Favourite

Quadrilaterals

Age
7 to 11
Challenge level
filled star filled star filled star
How many DIFFERENT quadrilaterals can be made by joining the dots on the 8-point circle?
Triangle Pin-Down
problem

Triangle Pin-Down

Age
7 to 11
Challenge level
filled star filled star filled star
Use the interactivity to investigate what kinds of triangles can be drawn on peg boards with different numbers of pegs.