To make a potato clock, connect two potatoes to a low-voltage LED digital clock with copper wire, galvanized nails and alligator clips. This easy chemistry project demonstrates the concept of electrochemical cells, in wh... More » Hobbies & Games Crafting

Atomic clocks work by exposing an atomic element to radio waves and then measuring the vibration between energy states of the atom's electrons. There are three main types of atomic clocks: cesium, rubidium and hydrogen. ... More » Science Time & Calendars Hours, Minutes, & Seconds

Traditional alarm clocks use an oscillating wheel with two separate springs attached to the gear train; one spring drives the time-counting mechanism, while a second spring activates the alarm after a certain number of t... More » Home & Garden Appliances

An iron nail can be made into a magnet by wrapping it with insulated copper wire and letting low-voltage direct current run through the coil. The iron nail will become a temporary magnet. More »

Make your own wind chimes by hanging copper tubing or other metal items from nylon twine or fishing wire and attaching the wire to a central piece of wood. You need seven pieces of copper tubing or one large piece of cop... More » Hobbies & Games Crafting

Kelley Beekeeping offers all of the supplies needed to create and maintain a beehive and harvest the honey, including complete hive kits, hive frames and foundations, hive carriers, plastic queen excluders, wiring device... More » Business & Finance Corporations

To set the clock on an Amana microwave, press "clock" on the touch pad underneath the digital clock display, then enter the correct time using the numerals on the touch pad, and press "clock" again to set the time. Befor... More » Home & Garden Appliances Microwaves