James Holmes found Twig World:

• Moderately improves attainment“Students can learn from short sharp videos htat enhance work already presented.”
• Moderately builds student knowledge“Students look for Twig to enhance what they have been given on class by repetiton of the aforementioned work.”
• Moderately reduces attainment gap“Visuals are very explanatory for students who do not have focussed atention spans.”
• Slightly improves teaching efficiency and productivity“Have to be fully prepared to load and present.”
• Slightly reduces teacher workload