Teaching With Pictures
Is PowerPoint Evil?
Why? Where?How?
Why?
Picture Superiority
Adding a picture increases recollection by up 65 percent!
--John Medina
Memory
Visual messa
ge
Verbal messag
e
How?
Teaching Math With Pictures
Supply Surplus and Shortage
• A supply shortage is when the quantity demanded is larger than the quantity supplied.– The actual price is lower than the
equilibrium price.• A supply surplus is when the
quantity demanded is smaller than the quantity supplied.– The actual price is higher than the
equilibrium price.
Supply Shortag
e
Supply Surplus
The Main Economic Problem
• Since all resources are scarce…• And since they could be
distributed in different ways– Give everyone the same– Leave it to Chance– Based on Need
• We need economics to find the BEST way to distribute the limited resources.
Resources are scarce
Give everyone the same
Leave it to chance
Based on Need
Based on Need
Based on Need
Incentives Matter!
Incentives Matter!
Incentives Matter!
Picture Superiority
Picture Superiority
Picture Superiority
Picture Superiority
Shifting Demand and Supply Curves
Image is too small
Shifting Demand and Supply Curves
Image placed at weird location
Hesitant
Distorted
You can’t see the text
Really tacky
Where?