Todd Helmenstine is the physicist/mathematician who creates most of the images and PDF files found on sciencenotes.org.
The graphics are created in Adobe Illustrator, Fireworks and Photoshop.
Todd also writes many of the example problems and general news articles found on the site. Mr. Helmenstine has bachelor of art degrees in physics and mathematics from Hastings College in Hastings, Nebraska.
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.
Radioactivity is a topic covering ionizing radiation or particles caused by interactions of an atomic nucleus. This radioactivity word search contains 24 different glossary terms covering radiation and radioactivity.
Flowers are that special bit of color to any landscape. They make generic green bushes into distinctive and unique objects of attention. This flowers wordsearch contains the common names for 39 of these colorful blossoms.
This colorful periodic table wallpaper is a bright and cheerful way to decorate your desktop and have access to basic elemental information. This includes all 118 element's atomic number, element symbol, element name, and atomic mass.