Two teaching aids, on space flight and on natural selection and evolution of beaks in birds, are described. A simulated space instrument plaen was made and a space launch and other functions carried out. A simple experiment with match sticks was used to teach natural selection. (PS)

This document features a lesson plan in which genetic traits are identified and classified using a genetic wheel by playing several different games that introduce genetic diversity and highlight why it is important within populations. Samples of instruction and assessment are included. (KHR)