Students explain the importance of age structure on population growth. They do this by creating a population pyramid. This process also help them explain the meaning of different shaped pyramids.
7th - 12th Math 7 Views 34 Downloads
Making Money and Spreading the Flu!
Paper folding, flu spreading in a school, bacteria growth, and continuously compounded interest all provide excellent models to study exponential functions. This is a comprehensive resource that looks at many different aspects of these...
9th - 11th Math CCSS: Adaptable
Logistic Growth Model, Abstract Version
Here learners get to flex some serious algebraic muscles through an investigation of logistic growth. The properties of the constant terms in the logistic growth formula are unraveled in a short but content-dense activity. Moving...
9th - 12th Math CCSS: Designed
The Volume Formula of a Pyramid and Cone
Our teacher told us the formula had one-third, but why? Using manipulatives, classmates try to explain the volume formula for a pyramid. After constructing a cube with six congruent pyramids, pupils use scaling principles from previous...
9th - 10th Math CCSS: Designed
Population Pyramids: Powerful Predictors of the Future
Here is a very interesting visual for analyzing a country's shift from a pre-industrial society to one with an industrial or post-industrial economy. The video explains how a population pyramid is used to track a country's position in...
5 mins 9th - 12th Math CCSS: Adaptable