LEGO MINDSTORMS NXT 2.0: The King's Treasure / Edition 1

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Follow the adventures of Evan and his archaeologist uncle as they explore for treasure from an ancient kingdom. Help them succeed by building a series of five robots using LEGO’s popular MINDSTORMS NXT 2.0 robotics kit. Without your robots, Evan and his uncle are doomed to failure and in grave danger. Your robots are the key to their success in unlocking the secret of The King’s Treasure!

In this sequel to the immensely popular book, LEGO MINDSTORMS NXT: The Mayan Adventure, you get both an engaging story and a personal tutorial on robotics programming. You’ll learn about the motors and sensors in your NXT 2.0 kit. You’ll learn to constructively brainstorm solutions to problems. And you’ll follow clear, photo-illustrated instructions that help you build, test, and operate a series of five robots corresponding to the five challenges Evan and his uncle must overcome in their search for lost treasure.

  • Provides an excellent series of parent/child projects
  • Builds creative and problem-solving skills
  • Lays a foundation for success and fun with LEGO MINDSTORMS NXT 2.0

Please note: the print version of this title is black & white; the eBook is full color.

What you’ll learn

  • Build working robots using the LEGO MINDSTORMS NXT 2.0 kit
  • Constructively brainstorm solutions to challenging problems
  • Troubleshoot when your robots do not work as you expect
  • Design with a repeatable method, not randomly
  • Document your designs using the Design Journal Worksheet
  • Program your robots using the NXT-G graphical programming language

Who this book is for

LEGO MINDSTORMS NXT 2.0: The King’s Treasure is written for children ages 10 and up who want to learn to design, build, and operate robots using LEGO’s immensely popular MINDSTORMS NXT 2.0 robotics kit. The book leads readers through a series of five projects centered on an engaging story line. It can be read by kids alone, or it can provide the spark for a wonderful series of parent/child activities. Teachers and FIRST LEGO League leaders can use the book teach NXT 2.0 programming, and will find complete instructions for building five sample robots and creating five programs.

Table of Contents

  1. Turns and Tricks
  2. Mazerunner—Planning and Design
  3. MazeBot—Build It
  4. MazeRunner—Program It
  5. Swing and Switch
  6. RopeSwinger—Design and Planning
  7. RopeSwinger—Build It
  8. RopeSwinger—Program It
  9. Hook and Pull
  10. RingTosser—Design and Planning
  11. RingTosser—Build It
  12. RingTosser—Program It
  13. Rock and Roll
  14. RampRider—Design and Planning
  15. RampRider—Build It
  16. RampRider—Program It
  17. Grab and Release
  18. ZipLiner—Design and Planning
  19. ZipLiner—Build It
  20. ZipLiner—Program It
  21. Treasure and Discovery
  22. Appendix
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Product Details

  • ISBN-13: 9781430224914
  • Publisher: Apress
  • Publication date: 12/1/2009
  • Edition number: 1
  • Pages: 300
  • Sales rank: 935,053
  • Product dimensions: 7.40 (w) x 9.20 (h) x 1.00 (d)

Meet the Author

James Floyd Kelly is a professional writer from Atlanta, Georgia. He has written numerous books on multiple subjects, including LEGO robotics, open source software, and building your own CNC machine as well as a 3D printer. He is the editor-in-chief of the number one MINDSTORMS NXT blog, The NXT Step (, where he is joined by fellow NXT experts who share their knowledge and designs with other robot fans around the world.
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Table of Contents

About the Author ix

About the CAD Reviewer x

About the Technical Reviewer xi

Acknowledgments xii

Introduction xiii

Chapter 1 Turns and Tricks 1

Day 1: King Ixtua's Treasure Repository, 2:13 p.m. 1

The Maze Challenge 4

Evan's Solution 6

Chapter 2 Mazerunner-Planning and Design 9

The MazeRunner 9

The Robot Description 11

The Task List 12

Limitations/Constraints 13

Mindstorm 15

Sketches 17

Chapter 3 MazeBot-Build It 19

Never Be Afraid to Experiment 20

Step by Step CAD Instructions-MazeBot 21

Chapter 4 MazeRunner-Program It 41

Some Experience Required 41

Into the Maze 46

Out of the Tunnel 55

Left Turn and Right Turn Calculations 58

Simulating the Challenge 59

Chapter 5 Swing and Switch- 61

Day 4: King Ixtua Treasure Repository, 9:14 a.m. 61

Don't Look Down 62

The Monkey's Swing Challenge 63

Evan's Solution 64

Chapter 6 RopeSwinger-Design and Planning 65

Getting Started 65

The Robot Description 65

The Task List 66

Limitations and Constraints 68

Mindstorm 68

Sketches 70

Chapter 7 RopeSwinger-Build It 73

Never Be Afraid to Experiment 74

Step by Step CAD Instructions-RopeSwinger 75

Chapter 8 RopeSwinger-Program It 113

Swing Swing 113

Pulling the Lever 117

Chapter 9 Hook and Pull 125

Day 5: King Ixtua's Treasure Repository, 8:39 a.m. 125

Watch Your Step 126

Tricky Tupaxu 127

The Four Warriors 128

Hooks and Doors 129

Evan's Solution 131

Chapter 10 RingTosser-Design and Planning 133

The RingTosser 133

The Robot Description 133

The Task List 134

Limitations and Constraints 136

Mindstorm 136

Sketches 138

Chapter 11 RingTosser-Build It 141

Step by Step CADInstructions - RingTosser 143

Chapter 12 RingTosser-Program It 179

It Starts with Rolling 179

Building the Challenge Area 187

Chapter 13 Rock and Roll 201

Day 6: King Ixtua Treasure Repository, 9:27 a.m. 201

The Story Wall 202

An Uphill Battle 202

The Ramp of the Warriors 203

The Ramp Room 205

Evan's Solution 206

Chapter 14 RampRider-Design and Planning 207

The RampRider 207

The Robot Description 207

The Task List 209

Limitations and Constraints 210

Windstorm 210

Sketches 212

Chapter 15 RampRider-Build It 213

Step by Step CAD Instructions - RampRider 217

Chapter 16 RampRider-Program It 235

Multiple Statues 235

The Ramp Challenge Setup 244

Chapter 17 Grab and Release 247

Day 7: King Ixtua's Treasure Repository, 8:41 a.m. 247

Tupaxu's Story 248

The King's Throne 250

Evan's Solution 251

Chapter 18 ZipUner-Design and Planning 253

The ZipLiner 253

The Robot Description 253

The Task List 254

Limitations and Constraints 256

Mindstorm 256

Sketches 258

Chapter 19 ZipLiner-Build It 261

Step by Step CAD Instructions-ZipLiner 263

Chapter 20 ZipLiner-Program It 291

Hold On! 291

The Zip Line Challenge Setup 295

Chapter 21 Treasure and Discovery 303

Day 8: King Ixtua Treasure Repository, 7:02 a.m. 303

Qau's Challenge 304

The King's Legacy 304

Qau's Teacher 305

Design Journal 307

Index 317

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