Steve Rich 
Just the Facts: Life Science, Grades 4 — 6 [PDF ebook] 
Fun activities, puzzles, and investigations!

Engage scientists in grades 4-6 and prepare them for standardized tests using Just the Facts: Life Science. This 128-page book covers concepts including cells, classifications, simple life forms, the plant kingdom, the animal kingdom, and the human body. Also includes adaptations ecosystems and biomes, and humans and the environment. It includes activities that build science vocabulary and understanding, such as crosswords, word searches, graphing, creative writing, vocabulary puzzles, and analysis. An answer key and a standards matrix are also included. This book supports National Science Education Standards and aligns with state, national, and Canadian provincial standards.