Big Idea – We can describe, measure, and compare spatial relationships. to build on students' knowledge of symmetry and develop students' reasoning with properties of symmetry to develop an ...

There's a part of the brain that enables us to perceive magnitude -- we can compare loudness when hearing different tones or compare the number of dots in a group at a glance. Neuroscientists have ...

Children have a strong capacity for attending to, and identifying symmetry, which is helpful when sorting, comparing, and constructing shapes. These lessons are intended to further students' knowledge ...