Eldrid Sequeira is an educator and engineer who has spent almost 20 years in education, first as a teacher, then in education management. He is currently the Director of STEM (Science, Technology, Engineering, and Math) at Public Preparatory Network in New York City, leading the charter school network’s high growth in academic proficiency. Previously, Sequeira held roles in managing math and technology-based education programs for more than 300 K–12 schools for the New York City Department of Education. He is also the founder of Dimension Learning, an award-winning nonprofit organization that has been providing afterschool STEM programming to students in grades 2–12 in New York City for five years. A frequent speaker on STEM education and careers, Sequeira has made appearances at the New York City Mathematics Project Annual Educators Conference, ChickTech NYC ACT-W Conference, and World Maker Faire New York. He is the creative driving force behind the curriculum at Dimension Learning and numerous other STEM programs through the NYC Department of Education and with Public Prep. He lives in New York City.

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• Introduction: Welcome to CAD Design & 3D Printing!3D Printing Basics  MAKING 3D PROJECTS WITH TINKERCADGetting Started with TinkercadLAB 1 Basic Shapes with Straight Edges: Square PrismsLAB 2 Basic Shapes with Curved Edges: CylindersLAB 3 Tangram PuzzleLAB 4 Designing JewelryLAB 5 Coat Hook/Curtain TiebackLAB 6 Local Architecture: Making Local LandmarksLAB 7 Hair CombLAB 8 PaperclipLAB 9 Pasta SpoonLAB 10 Crushing the Alphabet: Testing Structural StrengthLAB 11 Artificial Coral ReefLAB 12 Whistle DesignLAB 13 Basic Dovetail JointLAB 14 Phone HolderLAB 15 Camera Holder with Ball-and-Socket JointLAB 16 Lockable Ball-and-Socket Camera HolderLAB 17 3D PuzzlesLAB 18 Body Part: Human HandLAB 19 Body System: Human ArmLAB 20 Mini-Guitars with Multiple String TypesLAB 21 Reverse EngineeringLAB 22 Thingiverse: Downloadable 3D Models  MAKING 3D PROJECTS WITH SKETCHUPGetting Started with SketchUpLAB 23 Basic 3D ShapesLAB 24 Removing Material from a 3D ObjectLAB 25 Removing Material and Combining Basic ShapesLAB 26 Rear Wing for a Sports Car  GlossaryAnswersAcknowledgmentsAbout the Author

Eldrid Sequeira is an educator and engineer who has spent almost 20 years in education, first as a teacher, then in education management. He is currently the Director of STEM (Science, Technology, Engineering, and Math) at Public Preparatory Network in New York City, leading the charter school network’s high growth in academic proficiency. Previously, Sequeira held roles in managing math and technology-based education programs for more than 300 K–12 schools for the New York City Department of Education. He is also the founder of Dimension Learning, an award-winning nonprofit organization that has been providing afterschool STEM programming to students in grades 2–12 in New York City for five years. A frequent speaker on STEM education and careers, Sequeira has made appearances at the New York City Mathematics Project Annual Educators Conference, ChickTech NYC ACT-W Conference, and World Maker Faire New York. He is the creative driving force behind the curriculum at Dimension Learning and numerous other STEM programs through the NYC Department of Education and with Public Prep. He lives in New York City.

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• Introduction: Welcome to CAD Design & 3D Printing!3D Printing Basics  MAKING 3D PROJECTS WITH TINKERCADGetting Started with TinkercadLAB 1 Basic Shapes with Straight Edges: Square PrismsLAB 2 Basic Shapes with Curved Edges: CylindersLAB 3 Tangram PuzzleLAB 4 Designing JewelryLAB 5 Coat Hook/Curtain TiebackLAB 6 Local Architecture: Making Local LandmarksLAB 7 Hair CombLAB 8 PaperclipLAB 9 Pasta SpoonLAB 10 Crushing the Alphabet: Testing Structural StrengthLAB 11 Artificial Coral ReefLAB 12 Whistle DesignLAB 13 Basic Dovetail JointLAB 14 Phone HolderLAB 15 Camera Holder with Ball-and-Socket JointLAB 16 Lockable Ball-and-Socket Camera HolderLAB 17 3D PuzzlesLAB 18 Body Part: Human HandLAB 19 Body System: Human ArmLAB 20 Mini-Guitars with Multiple String TypesLAB 21 Reverse EngineeringLAB 22 Thingiverse: Downloadable 3D Models  MAKING 3D PROJECTS WITH SKETCHUPGetting Started with SketchUpLAB 23 Basic 3D ShapesLAB 24 Removing Material from a 3D ObjectLAB 25 Removing Material and Combining Basic ShapesLAB 26 Rear Wing for a Sports Car  GlossaryAnswersAcknowledgmentsAbout the Author

Eldrid Sequeira is an educator and engineer who has spent almost 20 years in education, first as a teacher, then in education management. He is currently the Director of STEM (Science, Technology, Engineering, and Math) at Public Preparatory Network in New York City, leading the charter school network’s high growth in academic proficiency. Previously, Sequeira held roles in managing math and technology-based education programs for more than 300 K–12 schools for the New York City Department of Education. He is also the founder of Dimension Learning, an award-winning nonprofit organization that has been providing afterschool STEM programming to students in grades 2–12 in New York City for five years. A frequent speaker on STEM education and careers, Sequeira has made appearances at the New York City Mathematics Project Annual Educators Conference, ChickTech NYC ACT-W Conference, and World Maker Faire New York. He is the creative driving force behind the curriculum at Dimension Learning and numerous other STEM programs through the NYC Department of Education and with Public Prep. He lives in New York City.

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• Introduction: Welcome to CAD Design & 3D Printing!3D Printing Basics  MAKING 3D PROJECTS WITH TINKERCADGetting Started with TinkercadLAB 1 Basic Shapes with Straight Edges: Square PrismsLAB 2 Basic Shapes with Curved Edges: CylindersLAB 3 Tangram PuzzleLAB 4 Designing JewelryLAB 5 Coat Hook/Curtain TiebackLAB 6 Local Architecture: Making Local LandmarksLAB 7 Hair CombLAB 8 PaperclipLAB 9 Pasta SpoonLAB 10 Crushing the Alphabet: Testing Structural StrengthLAB 11 Artificial Coral ReefLAB 12 Whistle DesignLAB 13 Basic Dovetail JointLAB 14 Phone HolderLAB 15 Camera Holder with Ball-and-Socket JointLAB 16 Lockable Ball-and-Socket Camera HolderLAB 17 3D PuzzlesLAB 18 Body Part: Human HandLAB 19 Body System: Human ArmLAB 20 Mini-Guitars with Multiple String TypesLAB 21 Reverse EngineeringLAB 22 Thingiverse: Downloadable 3D Models  MAKING 3D PROJECTS WITH SKETCHUPGetting Started with SketchUpLAB 23 Basic 3D ShapesLAB 24 Removing Material from a 3D ObjectLAB 25 Removing Material and Combining Basic ShapesLAB 26 Rear Wing for a Sports Car  GlossaryAnswersAcknowledgmentsAbout the Author