Described is a visual method for teaching the principles of titration. It has been used successfully with secondary school and college level students. (RH)

Presents a discussion of the risks, to society, from radiation-associated technologies and urges that science teachers help the public understand the decision-making process relative to nuclear power as well as the problems and alternatives. (PEB)

The first of a three-part article in which the author discusses some past events which provide insight into why the theory of evolution gradually displaced the doctrine of special creation. (PEB)

Describes some uses of pocket-size electronic calculators in biology classes; for example, charting exponential population curves, evolution by natural selection, and random genetic drift. (PEB)

The present situation in the relation of mathematics and science instruction in schools, and mathematics in the Schools Council Integrated Science Project (SCISP), are discussed; complaints from science teachers about emphases in mathematics instruction are presented and encouraging features of modern mathematics are listed. (DT)

Some of the results of the first-round testing in science of the National Assessment of Educational Progress are mentioned. (DT) Aspect of National Assessment (NAEP) dealt with in this document: Results (Overview).

Describes the construction of an apparatus to produce a stream of water drops of variable size and number of drops per second. (SLH)

Presents cautionary information to science teachers concerning the use of benzene and of Plutonium 239 radioactive sources. (PEB)