Cuddly boa constrictors, school starts time trauma, your appetite explained and so much more. This eclectic collection of current science news stories is brought to you by STAOBlog.
Author: Antik Dey.
Cooperative learning (CL) is defined as a group learning activity that relies on each member’s contribution in order to accomplish shared goals. CL increases student accountability and prevents the action of hitchhiking. (Blosser, 1993; Kluge, 1999) In this article, I will argue for the effectiveness of CL in the science classroom, while acknowledging and discussing the challenges facing this learning approach. Continue reading
Introduction to preparation of chemical solutions
After sight, hearing is the most important of our five senses. Sound is caused by waves, and sounds are made by vibrating objects. Sounds can vary in two ways: amplitude and pitch. The amplitude of a wave tells us how much energy was used to produce it. The greater the amplitude, the greater the volume. Frequency is the number of waves or vibrations sent out in a specified amount of time; the faster something vibrates, the higher the pitch.
By Chuck Hammill
This information is recommended for use with the Ontario Curriculum, all grades and strands.
“How do you get through it all?” “There’s not enough time to teach everything!” “Can’t I just teach three of the four units?” Continue reading