The ninth installment of the Science in a Box series (self-contained, hands-on activities for students grades three and up) presents activities for learning to use the sense of touch to determine how different objects conduct heat. All projects in the series are inexpensive and easy to assemble. (SM)

The article presents inexpensive activities to teach elementary school students about electromagnets. Students learn to make an electromagnet with a battery, nail, and wire, then different activities help them explore the difference between permanent magnets and electromagnets. (SM)

Presents classroom learning activities to help elementary teachers and students learn about and experiment with the sense of taste. One involves tasting an apple while smelling an onion; another involves locating areas of the tongue that respond to salt, sweet, bitter, and sour. (SM)

Presents ideas to help elementary school educators teach their students about magnetic force fields by observing how iron filings line up around magnets. The article lists materials needed and offers a student page with suggested student activities. (SM)

Presents low-cost learning activities to help teach elementary students about the earth's magnetic field. One project has students make a model of the earth's magnetic field. Another has them experiment with magnetism. (SM)

Describes discovery learning, a teaching method that encourages students to use inductive reasoning. Students explore and experiment using the skill or idea being taught; they determine rules, make generalizations, and discover concepts. The teacher acts as coach, advisor, and reinforcer. A student page offers a discovery learning game on capital…