Articles Index

Element Mnemonic Device - Periodic Table Symbols

Here's a mnemonic device for the symbols of the first nine elements in the periodic table.

How to Read a Meniscus

The meniscus is the curve seen at the top of a liquid in response to its container. When you read a scale on the side of a container with a meniscus, such as a graduated cylinder or volumetric flask, it's important that the measurement accounts for the meniscus. Here's how to read a meniscus.

Re-Use the Turkey Thermometer

You can re-use the pop-up thermometer that comes with a frozen turkey. Here are easy instructions to re-set the thermometer, which you can then you for another turkey or for other types of poultry.

Invisible Ink Revealed - How to Read Invisible Ink Messages

It's easy to write a message using invisible ink, but it's a little trickier to read the message. Here are tips for revealing an invisible ink secret message.

Flash Cards - How to Use Flash Cards to Study Chemistry

Flash cards can be a great study aid. You can use them to help memorize facts, lists, and structures as well as to reinforce important concepts. Here's how to prepare and use flash cards to help study chemistry.