Remembering the formulae for area and circumference of a circle is often a challenge for students due to their surface similarities as well as the additional confusion of radius and diameter. I like to tackle them one at a time and give students a chance to explore the origin of each formula. Let’s look at circumference today by utilizing some famous circles from around the world… and beyond!
I’m beginning to teach the dreaded geometry unit featuring complementary, supplementary, adjacent, and vertical angles. Historically a confusing topic, this year is going to be different. I’m going to use a new tactic: cooperative reasoning with a set of “clues.”
The first grammar lesson in our reading program is titled “types of sentences.” Nothing excites gifted 11 year olds less than watching me explain the difference between interrogative and declarative sentences. This year, rather than teach the lesson using direct instruction, I used another model of instruction: concept attainment.