Read and respond to the essay question below.  Your assignment (essay) must be completed as a Word Document (double-spaced) and uploaded to this week's assignment link. As a reminder, you must include

Read and respond to the essay question below.  Your assignment (essay) must be completed as a Word Document (double-spaced) and uploaded to this week's assignment link. As a reminder, you must include a header at the top of your assignment (this includes your name, class title, and name of the assignment (ie Module 5 Assignment) and must be 100 words or more. Points will be deducted from assignments with no header or reference. 

Part1. What does research tell us about the effectiveness of different approaches to science instruction?

Part2. Why are there multiple instructional models?