Facts, activities, and student worksheets about dinosaurs are presented. General information about dinosaurs (when they lived and what they were like) and fossils (how they are created and what information they can provide) is followed by a worksheet and answer sheet. A timeline of the dinosaur age and a classification chart which divides dinosaurs into orders and suborders are included. Descriptions, facts, lists of suggested supplemental materials, and discussion questions are offered for each of the following dinosaurs: (1) tyrannosaurus rex; (2) allosaurus; (3) ornithomimus or struthiomimus; (4) brontosaurus or apatosaurus; (5) diplodocus; (6) brachiosaurus; (7) iguanodon; (8) anatosaurus or trachodon; (9) stegosaurus; (10) ankylosaurus; (11) protoceratops; (12) triceratops; (13) icthyosaurus; (14) elasmosaurus; and (15) pteranodon. Several possible explanations for the disappearance of the dinosaurs are provided along with a worksheet. Twenty-five activities including science, art, and mathematics activities which are related to dinosaurs or which use a dinosaur theme are presented. A bibliography is included which cites nine activity books, 25 fiction books, and 58 nonfiction books on dinosaurs. This document is part of a collection of materials from the Iowa Area Education Agency 7 Teacher Center project. (DC)