Introduction

Introduction
Grade 3-5
Resource Materials

Enduring idea: Fossils are clues that help us learn about dinosaurs.
Why study fossils? Fossils are clues to the past. They are nature's records written in rock. A fossil is the remains, imprint or trace of an organism preserved in the earth's crust. To some people fossils are just curious natural oddities of little value. To scientists, fossils are a window into past geologic ages - the physical evidence and data used to test hypotheses and build theories that lead to better understanding of ancient life. When children hold fossils their imagination instantly transports them to a world where dinosaurs walked the earth. Fossils are powerful learning tools that motivate children to "read" the clues they offer about prehistoric plants and animals.

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A fossil is a window into the past that offers students unparalleled learning opportunities.

A Unit of Study for Grades 3-5
This unit of study is designed for teachers of Grades 3 - 5. A companion unit of study with different lessons and activities is available for Kindergarten and Grades 1 and 2. Lessons are designed to build upon each other. The lessons and activities can be completed with classroom resources and library books and by visiting The Children's Museum Dinosphere Web site. The best way to promote science learning in your class is to take a field trip to Dinosphere and complete the unit of study.

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What will students learn?
In this unit students will learn much about life in the Cretaceous Period. Each lesson has specific objectives designed to increase understanding of dinosaurs through the study of fossils. The unit of study is divided into five parts. Each lesson is a separate set of activities that build upon the enduring idea that fossils are clues that help us learn about dinosaurs. The culminating experience builds upon the topics explored in the lessons.

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What's ahead?
Lesson One - Dinosaurs - Fascinating Animals From the Past
Students learn what fossils are and the special conditions needed to form them. They also make a fossil cast.
Lesson Two - Many Types From Different Times and Places
Students learn how the many different types of dinosaurs are named and classified.
Lesson Three - Some Dinosaurs Lived Together
Students analyze how animals live in groups and the ways dinosaurs may have interacted.
Lesson Four - Dinosaurs Are Not Alive Today - or Are They?
Students explore dinosaur theories and learn how paleontologists and other scientists make dinosaur discoveries.
Culminating Experience - Dinosphere - Now You're in Their World!
Students use their knowledge to create a model dinosaur dig for the classroom.

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Indiana's Academic Standards
This unit of study helps students achieve academic standards in:
science
math
language arts
social studies

Specific Academic Standards are listed with each experience. A complete list of the Indiana Science Standards and indicators are included along with the National Science Standards in the resources section at the end of this unit.

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A dig site is carefully excavated in layers to avoid damaging the fossils.

Getting started
Children love dinosaurs because they are evidence that strange, fantastic worlds can exist. Imagination and reality come face to face when a child looks into the eyes and jaws of Tyrannosaurus rex. What did it eat?
How did it move? Was it real? What does its name mean? How long ago did it live? It is these questions that make children and scientists alike want to find out more. The best reason for studying dinosaur fossils is to provide students, teachers and parents a unique opportunity to use science to answer questions and solve problems. Science can be used to make observations, collect data, test ideas and draw conclusions about the dinosaurs' world.

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Dinosphere
Visitors to Dinosphere will be transported to the Cretaceous Period via plants, animals, sights, sounds and smells of 65 million years ago, when the earth belonged to the dinosaurs. Students will meet the stars of the era - T. rex, Triceratops, Hypacrosaurus, Gorgosaurus, Maiasaura and many more unique creatures. The fossil clues left in the Cretaceous Period help to reconstruct the world of dinosaurs. Now you're in their world!

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Indiana dinosaurs?
Why aren't dinosaurs found in Indiana? Students often ask this question. Dinosaurs probably lived in Indiana long ago, but several major changes in climate have occurred in this state since the end of the Cretaceous. Large glaciers scoured, scraped and eroded the surface and bedrock of Indiana, where dinosaur bones may have been deposited. When the climate changed the melted glaciers produced tremendous quantities of water that moved sediments, soil, rocks and fossils out of the state. Fragile fossils cannot survive the strong natural forces that have shaped the Hoosier state. The youngest bedrock in Indiana, from the Carboniferous Period, 360 - 286 million years ago (mya), is much older than the Mesozoic Era fossil beds of the dinosaurs, 248 - 65 mya. Thus fossilized dinosaur bones have not been found in Indiana.

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Focus questions
Science is driven by questions. This unit of study asks questions that encourage investigation and challenge students to learn more:
Scientists use many different tools to help unlock the mysteries of a dinosaur fossil.

What are dinosaurs?
Are dinosaurs real?
What were they like?
How did they become fossils?

How does someone learn about dinosaurs?
How are dinosaurs named?
Why did they live in groups?
What did they eat?
What happened to them?
Who discovered them?
What is still not known?
Who studies dinosaurs?
How can a person share what he or she learns?
Where can someone learn more?

Students embark on an expedition of discovery by using fossil clues and indirect evidence.

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Science class environment
In Dinosphere students explore dinosaurs and fossils from a scientific perspective. Instead of just learning words, ideas and facts, they use science to build understanding. In this unit students are encouraged not just to learn about what someone else has discovered but also to try that discovery on their own - to explore the world using tools with their own hands. Reading, writing and math are essential elements of this scientific method. Students ask questions, make hypotheses, construct plans, take observations, collect data, analyze results and draw conclusions. A good science program provides experiences that offer an opportunity to learn in a unique manner. This unit of study combines the scientific method with hands-on experience.

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Dinosaur classroom
You can enhance the study of dinosaurs by creating a "Cretaceous Classroom." The Children's Museum Store is a great place to find dinosaur books, puzzles, posters, puppets and models to outfit your learning space. Bookmark the listed Web sites on classroom computers. Create different areas in the room for exploration. Use plastic tablecloths for clay or play dough work areas. Locate a sand table or a plastic wading pool filled with sand in an area where student paleontologists can dig up dinosaur models. Provide students with vests, pith helmets and goggles to role-play dinosaur hunters. Ask students to create artwork to show where dinosaurs lived. Create a space where students can add to a dinosaur mural as they learn more about these fascinating creatures. Post in your room a Vocabulosaurus section for new words to learn. Provide families with a list of dinosaur videos that students can check out overnight. Other great sources for turning your classroom into a prehistoric adventure area can be found at The Dinosaur Farm and The Dinosaur Nest.

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Literature connection
Many outstanding dinosaur big books, magazines, paperback books, videos and models are listed in the resources at the end of this unit. Two separate book lists are included: those specifically about plants and animals of the Cretaceous Period, and titles appropriate for a classroom library. In addition, annotated books are listed with each lesson.

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Bucky Derflinger is the young cowboy who found the first toe bone of Bucky, the T. rex.

Dino Diary
Students use a Dino Diary to write words and sentences, take notes, make drawings and record the data they collect during the lessons. At the end of each activity students are asked to respond to the following Dino Diary writing prompt, "Today I discovered..." Each experience ends with a writing component in the science journal. Two styles of templates are provided in the Resource Materials link.

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Family connection
This unit is intended for classrooms, families and individual learners. Let families know that your class will be studying dinosaurs. Some families may have visited museums or dig sites featuring dinosaurs or may be interested in planning such a trip in the future. They can learn a lot by working together to explore the Web sites and books recommended in this unit of study. Share the Dinosphere Web site with your students' families and encourage them to visit Dinosphere at The Children's Museum. The activities are set up for group discussion appropriate for working and learning in a family setting, so that families can explore the world of dinosaurs very much like the Linster family did. The Linsters spent each summer vacation on a family quest to find dinosaurs. They found and helped excavate the Gorgosaurus, Maiasaura and Bambiraptor featured in Dinosphere. The Zerbst family found and excavated Kelsey, the Triceratops and one of the Museum's star attractions. Kelsey was named after the Zerbsts' granddaughter. A family that uses this unit of study to start their own expedition of discovery might find a treasure that ends up in
Dinosphere!

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Dinosphere museum link
Plan a field trip or get more information via the Dinosphere Web site. A museum visit provides extraordinary learning opportunities for students to explore the world of dinosaurs. Museums serve as field trip sites where fossils and immersive environments help motivate visitors to learn more about the world. The Children's Museum Dinosphere provides a doorway into the Cretaceous Period, where visitors come face to face with dinosaurs. Visitors will see real dinosaur fossils in lifelike exhibits, discover how fossils tell stories about the past and learn the latest findings from the world's top paleontologists. More information, including Webquests, can be found at the Dinosphere Web site. In addition, many of the print selections listed in the unit are available through the infoZone , a branch of the Indianapolis-Marion County Public Library located at The Children's Museum.

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