Identify horizontal and vertical lines and pairs of perpendicular and parallel lines

1.		The Circus Line-Up - place objects in vertical line
2.		The Circus Line-Up - place objects in horizontal line
3.		Flying Formation - select horizontal group
4.		Flying Formation - select vertical group
5.		Horizontal Hat Trick - place objects in horizontal line
6.		Horizontal Hat Trick - place objects in horizontal line
7.		Horizontal Hat Trick - place objects in horizontal line
8.		Horizontal Challenge - select horizontal group
9.		Vertical Challenge - select vertical group
10.		Air Traffic Control - create diagonal line, parallel and perpendicular lines
11.		Air Traffic Control - describing lines
12.		Air Traffic Control - create vertical line, coordinates
13.		Line Call - vertical and parallel lines, true/false
14.		Line Call - parallel and horizontal lines, true/false
15.		Line Call - perpendicular lines and right angles, true/false
16.		Line Dancing - perpendicular lines, true/false
17.		Paralleling Pythons - identify parallel line
18.		Paralleling Pythons - identify parallel line
19.		The Way The Wind Blows - move objects to make horizontal line
20.		Birds On The Wing - north and south, horizontal or vertical
21.		Passing Parallel 2 - identify pairs of non-parallel lines
22.		Passing Parallel 1 - identify pairs of parallel lines
23.		Parallel Picture 3 - identify parallel/intersecting lines, true or false
24.		Parallel Picture 2 - identify parallel/intersecting lines, true or false
25.		Parallel Picture 1 - identify parallel lines, true or false
26.		Picture The Perpendicular, Please! - identify perpendicular lines
27.		Vertical Challenge: select vertical group