## Tags » Spatial Reasoning

#### The two-pronged devil's crown of Christian Fatalism and Christian Hedonism.

Christians have looked ahead for two millenia, towards Revelation, and they were each in belief that they would see those events that established the New Kingdom, IN THEIR OWN LIFETIMES. 385 more words

#### Non-Congruent Triangles

Among the triangles of the previous problem (repeated below), how many distinct (non-congruent) triangles exist? Previous Problem: How many distinct triangles can be constructed by choosing three vertices from among the corners of a unit cube? 53 more words

Problem Solving

#### Distinct Triangles

How many distinct triangles can be constructed by choosing three vertices from among the corners of a unit cube?
Source: NCTM Mathematics Teacher, February 2008… 142 more words

Problem Solving

#### A Powerful Tool for Both Learners & Teachers

Larry Ferlazzo invited me to answer this question on his Ed Week Teacher blog: “What is an instructional strategy and/or teaching concept that you think is under-used/under-appreciated in the classroom that you think should be practiced more widely?”  702 more words

Math Ed

#### Cookie Cutters and Snow: A Winter Exploration with Shapes

There is snow outside, but what if there is not enough to make a snowman? Get out those cookie cutters and make some shapes!

It was still a cold day and the kids wanted to play with the snow. 230 more words

18 Months To 3 Years Old