Many pupils struggle to categorize and organize related content. Multiple quizzes on a variety of topics offer practice for these specific skills. Scholars move items around until they think each is placed in the proper position....

Photographs, informative tables, and illustrated diagrams help explain the diversity of the plant kingdom in this college-level textbook.

Explore the crafts that the African American culture exported from native African lands, basketry and cultivation of rice. With the lessons provided in the downloadable document, students will weave together history, geography, social...

A database of information about plants across the United States and how to identify them. Covers grasses, legumes, gymnosperms, wetland monocots, and the Ericaceae flowering plants. The information is contained in downloadable zip files,...