Where Is the Force?

In the constructivist 5E Instructional Model, the “Engage” section aims to grab the students’ attention and interest. In Science Bits, this section always begins with a motivating video that presents a situation familiar to the students, introduces some initial concepts, and points out some misconceptions. Next, an activity based on the video serves to mobilize the students’ prior knowledge. Watch this video taken from the “Engage” section of the 5E Lesson entitled Forces.

El Niño. The dance of the wind and the sea.

El Niño. La danza del viento y el mar.
The coast of Peru is inundated with the remains of magnificent pyramids. Archaeologists have discovered that these mysterious monuments that resemble those of Egypt were erected between 6,000 and 3,000 years ago. At the...