Monthly Archives: March 2020


The shelf life of chlorine bleach is about 3 months.
Did you know chlorine bleach has a shelf life? Whether the container has been opened or not, bleach loses its activity over time. Using bleach past its shelf life results in reduced bleaching and disinfecting capacity. How Long Is Bleach Good? How long bleach lasts depends mainly on temperature. So, […]

Chlorine Bleach Shelf Life


Distilled water is free of minerals.
Distilled water is water purified by condensing water vapor into liquid water. Usually, the distillation process involves boiling impure water and collected the condensed vapor in a fresh container. However, you can obtain distilled water from damp soil, plants, snow, and rain, too. You can distill water to make drinking […]

How to Make Distilled Water – 5 Easy Methods


Hot ice is another name for sodium acetate.
Hot ice is another name for sodium acetate (CH3COONa or NaOAc). It is the sodium salt of acetic acid, which is the key component of vinegar. Hot ice gets its name from the way it solidifies. A solution of sodium acetate supercooled below its melting point suddenly crystallizes. Heat is […]

Make Hot Ice From Baking Soda and Vinegar   Recently updated !



Quartz crystals commonly occur in nature.
A crystal is a form of matter in which the atoms, molecules, or ions are arranged in a highly ordered three-dimensional lattice. Crystals are also called crystalline solids because most crystals are solid. However, liquid crystals also exist. The word “crystal” comes from the Greek word krustallos, which means both […]

What Is a Crystal? Definition and Examples


Metallic microlattice is so light that a dandelion head can support it without being crushed.
Can you name the lightest metal? Most metals are heavy or dense, yet some metals can float on water while others are nearly as light as air. Learn about the lightest elemental metal and the lightest alloy. Lightest Metal That Is an Element When we talk about a material being […]

What Is the Lightest Metal?


A seed crystal is a small crystal used to promote growth of a larger one.
A seed crystal is a small crystal that is used as a base to grow a large single crystal. Without a seed, crystals form slowly from random intermolecular interactions. When the seed is placed in a saturated or supersaturated solution it acts as a nucleation site. This decreases the time […]

How to Grow a Seed Crystal



Fire writing with invisible ink
Fire writing is a fun science project. You write a message using invisible ink, let it dry, and then reveal the secret by touching a flame to the edge of the text. The message burns away, leaving the paper untouched except for the fire writing. Fire Writing Materials You only […]

Fire Writing With Invisible Ink



Butterfly Word Search
Butterflies have been called flying flowers and equated with happiness. Word searches are another form of happiness. This butterfly word search is a great way to spread the joy and learn a little about butterflies.

Butterfly Word Search