Starting Point 11 - Lightbox Counters
Starting Point 12 - House Building
Starting Point 14 - Building Tower
Starting Point 13 - Pattern
Starting Point 15 - Tall Towers
Starting Point 16 - Measurement Door
Starting Point 17 - Egg Shells
Starting Point 1a - Informal Measurement
Starting Point 2b - Spatial Relations
Starting Point 3b - Pattern