This word puzzle packet is an exciting way to enrich students' vocabularies while reinforcing basic science topics, such as geology terminology, space science, and anatomy. The activities offer a challenging way to sharpen reasoning skills, stimulate vocabulary, and reinforce spelling skills. The variety of puzzle formats and subject matter provide engaging activities that complement core and extended curriculum materials. Codes, mazes, riddles, rhymes, rebuses, word searches, crossword puzzles, and matching activities are just a few of the formats presented. Answer key is included.