Discover a new Tulu word every day.
A collection of elaborate, large-format chemical structure depictions. Discover the fine details of chemical structures in their own right.
A pronunciation guide for mathematics terms.
Discover a new Afrikaans word every day.
Discover a new German word every day.
The list of names of Earth's oceans and seas in the Ancient Greek language.
A daily crossword puzzle for legal terms.
All prices listed are in United States Dollars (USD). Visual representations of products are intended for illustrative purposes. Actual products may exhibit variations in color, texture, or other characteristics inherent to the manufacturing process.