• • Climate Change
    • CD- Focus on Climate Change
  • Design Technology
    • Primary
      • CD - Fairground Rides
      • CD - Design and Create
      • CD - Mechanical Toys
    • Secondary +
      • CD - Focus on Metals
      • CD - Focus on Mechanisms
      • CD - Focus on Plastics
      • CD - Focus on Wood Joints
      • CD - Graphic Products
      • CD - Mechanical Toys
      • CD - Resistant Materials V2
  • Science
    • CD - Focus on Fields
    • CD - Focus on Waves
    • CD - Science Diagrams
    • CD - Science Investigations 1
    • CD - Science Investigations 2
    • CD- Focus on Climate Change
    • CD-Essential Science 9 - 14
  • Bee-Bot
    • CD- Bee-Bot Software
      • CD - Bee-Bot: Lesson Activities 1
      • CD - Bee-Bot Lesson Activities 2
      • CD-Bee-Bot Shell Designer
    • CD- Bee Bot Special Offer Bundles
      • CD - Bee-Bot Class Bundle
      • CD - Ultimate Bee-Bot Bundle LA1!
      • CD- Bee-Bot Starter Pack
      • CD- Bee-Bot Ultimate Bundle -LA2
      • Lesson Activities 1 / Shell Designer Bundle
    • Mats-Bee-Bot Mats
      • Mat- Seaside-LA2
      • Mat- Treasure Island LA1
      • Mats - Alphabet LA1
      • Mats - Money LA1
      • Mats - Number Track LA1
      • Mats - Shapes LA1
      • Mats -Farmyard-LA2
      • Mats- BeeBot Home-LA2
      • Mats- Busy Street LA1
      • Mats- Community Mat -LA2
      • Mats- CVC LA1
      • Mats- Fairytale Mat- LA2
      • Mats- Katie Morag Mat-LA2
      • Mats- UK map mat -LA2
      • Mats- World Map Mat -LA2
      • Mats-Race Track LA1
    • Model-Bee-Bot Hardware
      • Model - Bee Bot
  • Geography
    • CD - Focus on River Studies
    • CD- Focus on Climate Change
    • Digital Worlds GIS
    • Eye 2 Eye Britain
  • Cross-Curricular
    • CD - Bee-Bot: Lesson Activities 1
    • CD - Bee-Bot Lesson Activities 2
    • CD - In The Picture
    • CD - Wordsearch Designer
    • CD- Focus on Climate Change
  • Sport
    • CD - DigiCricket
    • DVD - DigiSport Rugby
  • Mechanical Models
    • Wooden Model Kits
      • Model - Caterpillar
      • Model - Crocodile
      • Model - Dragon
      • Model - Drummer
      • Model - Guitarist
      • Model - Motor Kit
      • Model - Ocean Motion
      • Model - Perky Porky
      • Model - Ride Drive
      • Model - T-Rex
      • Model - Woody Blues
    • Historical Series
      • Model - Ballista
      • Model - Trebuchet
    • Fully Assembled
      • Toy - Punch and Judy
      • Toy - The Gardener
  • K'NEX Kits
    • KS1 - Design Technology

Model - Ballista Overview

Description:Ballistas were used in Roman times and taken up in the Medieval period. The mechanism is like a giant Cross Bow, but the tension is produced by twisted ropes.

Size =23cm x 15cm x 8cm.