XATHERYN ACADEMY

A library to learn from, and a safer way to search.

Read Xatheryn's own books, from kindergarten through high school and college, each with lessons, quizzes, and a unit test. Search finds answers in the library first, then across the web from trusted sources like the Library of Congress, the National Archives, the Smithsonian, and NASA, never from opinion sites.

Introductory Biology

Xatheryn's
Energy: Cellular Respiration and Photosynthesis
Jonathan G. Thorn
Biology · introductory biology
Energy: Cellular Respiration and Photosynthesis5 lessons✓ Fact-checked
Xatheryn's
Evolution and Natural Selection
Jonathan G. Thorn
Biology · introductory biology
Evolution and Natural Selection4 lessons✓ Fact-checked
Xatheryn's
The Cell Membrane and Transport
Jonathan G. Thorn
Biology · introductory biology
The Cell Membrane and Transport3 lessons + unit test✓ Fact-checked
Xatheryn's
The Chemistry of Life
Jonathan G. Thorn
Biology · introductory biology
The Chemistry of Life1 lesson✓ Fact-checked
Xatheryn's
The Process of Science
Jonathan G. Thorn
Biology · introductory biology
The Process of Science4 lessons + unit test✓ Fact-checked

College Writing and Composition

Xatheryn's
Documenting Sources: MLA and APA
Jonathan G. Thorn
General education · writing and composition
Documenting Sources: MLA and APA5 lessons + unit test✓ Fact-checked
Xatheryn's
Foundations: The Writing Process and the Rhetorical Situation
Jonathan G. Thorn
General education · writing and composition
Foundations: The Writing Process and the Rhetorical Situation4 lessons + unit test✓ Fact-checked

Introductory Statistics

Xatheryn's
Inference for Categorical Data: Chi-Square
Jonathan G. Thorn
Introductory statistics · introductory statistics
Inference for Categorical Data: Chi-Square3 lessons + unit test✓ Fact-checked