Janice VanCleave's A+ Science Fair Workbook and Project Journal, Grades 7-12

Janice VanCleave is a former teacher whose science experiment books have sold over two million copies. Students and teachers alike have come to love her unique combination of serious education and hands-on activities.

• How to Use This Book I. A Guide to Science Fair Projects.1. The Scientific Method.2. Topic Research.3. Categories.4. Project Research.5. Project Overview.6. Experimental Data.7. Project Summaries.8. The Display.9. Presentation and Evaluation.II. 55 A+ Science Fair Project Ideas.Astronomy.1. Solar System Scale: Miniature Model.2. Barycenter: The Balancing Point.3. Orbital Eccentricity: How Circular a Celestial Body's Path Is.4. Angular Separation: Angular Distance between Celestial Bodies.5. Orbital Period: Time of Revolution.6. Artificial Satellites: Man-Made Orbiters.7. Rotation: The Spinning of Celestial Bodies.8. Apparent Magnitude: Apparent Star Brightness.9. Parallax: Apparent Shift of an Object.10. Sunspots: Cooler Surface Regions.11. Galilean Satellites: Jupiter's Largest Moons.12. Meteors: Streaks of Light in the Sky.Biology.13. Meristematic Region: Growth Zone.14. Seed Parts: Exterior and Interior.15. Autotrophs: Food Builders.16. Hydroponics: Growth without Soil.17. Apical Dominance: Growth Inhibitor.18. Geotropism: Plant Movement Due to Gravity.19. Responses of Annelidas: Segmented Worms.20. Aquatic Respiration: Breathing Rate of Goldfish.21. Operant Conditioning: The "Aha!" Response.22. Ecosystem: Interactions.23. Preservatives: Food Additives.Chemistry.24. Phase Changes: Effects of Solutes.25. Crystals: Natures Jewels.26. The Best Plant Food: Nutrient Differences in Soils.27. Acid-Base Indicators: Color Changers.28. Enzymes: Chemical Controllers.29. Triglycerides: Saturated and Unsaturated.30. Vitamin C Content: Analysis of Food by Titration.31. Minerals: Chemicals Needed for Life and Good Health.32. Viscosity: A Difference in Stickiness.33. Carbon Dioxide: Its Production and Uses.Earth Science.34. The Hydrologic Cycle: The Movement of Water from Place to Place.35. Minerals: Distinguishing Physical Characteristics of Minerals.36. The Rock Cycle: Processes That Change One Rock Type into Another.37. Soil Texture: Effects of Regolith Size.38. Crustal Bending: Deformation of the Earth's Crust.39. Faulting: The Earth's Crustal Breaking Point.40. Plate Tectonics: Floating Crustal Structure.41. Topography: Highs and Lows of the Earth's Surface.42. The Greenhouse Effect: Heat Transfer in the Atmosphere.43. Barometric Changes: The Cause and Measurement of Air Pressure.44. Soundings: Mapping a Profile of the Ocean Floor.45. Resonance: Sympathetic Vibration.46. Thermal Conduction: Transfer of Vibrational Energy.47. Static Electricity: Stationary Charges.48. Series Circuit: Sequential Path.49. Parallel Circuit: Divided Pathways.50. Electromagnetism: Magnetism from Electricity.51. Static Fluids: Fluids at Rest .52. Friction: Force that Resist Motion.53. Work: Force through a Distance.54. Newton's Third Law of Motion: Action-Reaction.55. Polarization: Vibrations in One Direction.Appendix 1. Random Error of Measurement.Appendix 2. Relative Error: Percentage Error.Appendix 3. Planet Facts and Figures.Appendix 4. Random Sampling in an Open Ecosystem.Appendix 5. Cross-Staff.Appendix 6. Preparing Test Solutions.Appendix 7. Manometer.Appendix 8. Trigonometric Functions.Appendix 9. Science Project and Experiment Books.Appendix 10. Sources of Scientific Supplies.Project Journal.