Learn about the fake blood chemical reaction and see how to perform three easy chemistry demonstrations, including the bleeding knife trick.
Yearly Archives: 2021
Try color change chemical reactions and other colorful chemistry projects. Learn when color change is and is not a chemical change.
Color Change Chemistry Projects – Chemical Reactions and More
These periodic table flash cards have essential facts for all 118 elements. The PDF is free and easy to print.
Periodic Table Flash Cards – Free Printable PDF Element Facts
Try the color change volcano chemistry demonstration. This experiment uses a pH indicator that changes the lava from purple to orange.
Color Change Volcano Chemistry Demonstration
Learn what an exact number is in chemistry, physics, and math. Get the definition and examples of exact numbers.
What Is an Exact Number? Definition and Examples
Learn about the regelation of ice in physics and chemistry. Get the definition and examples of regelation in daily life.
Regelation of Ice in Physics and Chemistry
Try the violet perfume chemistry demonstration. This simple reaction between two common ingredients produces ionone, a flower fragrance.
Violet Perfume Chemistry Demonstration – Flower Shop Reaction
See how to convert meters to yards and back again. Get easy examples for converting 100 yards and 100 meters.
Meters to Yards – Easy Length Conversion
Learn why leaves change color in the fall and see the chemistry of the pigment molecules responsible for different leaf colors.