Table 6.

Participant usability ratings for 13-lesson IYG-Tech prototype Internet-based curriculum.

Construct	Item	Feasibility results (range of rounded % agreement)
Likability (Like a little or a lot)	Entire program	92 – 100
	Activities (n = 79 across all lessons)	63 – 100
	Pictures/colors	84 – 100
	Sounds	80 – 100
	Buttons	83 – 100
	Buildings and people	88 – 100
	Cartoons	81 – 100
	Videos	73 – 100
	Transitions	88 – 100
Ease of use (kind of easy or very easy)	Entire program	100
	Activities (n = 79 across all lessons)	69 – 100
	Directions	94 – 100
Credibility	Information is right (correct)	88 – 100
	Information is trustworthy	80 – 100
Acceptability	Duration/Time-on-task was “just right”	81 – 100
Understandability	Understands words	89 – 100
	Needs help	0 – 44
Motivational Appeal	Would recommend to my class	72 – 95
	Would play again	31 – 70
	As much or more fun as my favorite computer game	37 – 81
	As much or more fun as other school lessons	77 – 100
	As much or more fun as other school computer lessons	78 – 100
	As much or more fun as other health lessons	88 – 100
Perceived Impact	Helps make healthy choices	89 – 100