This game tests how well you really know your numbers 13-20. Add the 2 numbers and click on the correct answer before your time runs out. Resource URL: http://www.digitaldialects.com/English/numbers_2I.htmScreen shot: Category: NumbersLevel: Lower IntermediateOverall Design: GoodGraphic Presentation: StandardVideo Presentation: StandardAudio Presentation: N/AInstructions: GoodLearning Objectives: StandardAssessment Method: ExcellentLearning Styles: StandardInteractivity: N/ALearn/Remember/Recall: GoodFinal rating: 73