Ways in which linear lesson sequences can be modified to provide increased opportunities for open-ended activities especially with problem solving are considered. Examples drawn from chemistry and plant reproduction, seeds, and germination are given. (KR)

Describes an online biology course for science teachers in a master's degree program that focuses on the adaptation and natural selection of grass under environmental challenges. Provides experience with how biologists use questioning and investigation in their research. (YDS)

This book is a compilation of biology labs that are safe, simple, dependable, economical, and diverse. Some of the 25 investigations contained within this book involve organisms that are free for the taking and returned to the environment unharmed following the investigations. Students gain experience in making observations, forming hypotheses,…

This document provides information on the most commonly asked science safety questions by science teachers primarily at the secondary school level. Topics include the legal responsibilities of a science teacher, a general safety checklist, proper labeling and storing of chemicals, purchasing of new chemicals and disposing of old chemicals, a…