Explore different Quadrilaterals with geoboards and record on dotted grids. Sort quadrilaterals according to properties (parallel and perpendicular lines). Classify, describe and name quadrilaterals using the grid.
PowerPoint for year 6 : discuss where they could see parallel or perpendicular lines. Then we discussed the pictures and outlined that parallel lines don't always have to be straight as long as they are the same distance apart and never meet.