Exploring Planet Earth: Questions, Reviews, & Tests

John H. Tiner's science books for middle school students are excellent introductions to the people and places central to the history of medicine, the planet earth, chemistry, physics, and mathematics. His illustrated books have review questions and activities after every chapter. Memoria Press has published these supplemental guides that have extra review questions for each chapter, unit reviews, unit tests, and a final exam for each book in the series.
Exploring Planet Earth covers the journey of discovery from early civilization to future exploration.