My students LOVED this lesson. Perspective is part magic and part math and for creative types like me, there are specific rules that really work. My students discovered these as we worked through the lesson. About half of my fifth grade class finished thi
Medición de ángulos de alta precisión y largo alcance
10 Speed Square Hacks
The Speed Square was created in 1925 by Alfred Swanson and has become an essential tool for carpenters and DIYers the past 90 years. Its uses extended beyond square measurements and measuring rise and run for roofs, check out some of them.