A change in the number of participants who abstained from having sex as self-reported on a customized survey with multiple-choice questions adapted from the Youth Risk Behavior Survey (YRBS). At baseline, 2 weeks, and 9-month follow-up participants will be asked about the prior 3 months.

A change in the mean number of times participants had penile/vaginal sex as self-reported on a customized survey with a multiple-choice survey question adapted from the Youth Risk Behavior Survey (YRBS). At baseline, 2 weeks, and 9-month follow-up participants will be asked about the prior 3 months.

A change in participants mean number of self-reported sexual partners, as reflected by their answer to a multiple-choice survey question adapted from the Youth Risk Behavior Survey (YRBS). At baseline, 2 weeks, and 9-month follow-up participants will be asked about the prior 3 months.

Change in the number of participants who self-report drinking alcohol or using drugs before having sex, based on Yes/No responses to a question adapted from the Youth Risk Behavior Survey (YRBS). At baseline, 2 weeks, and 9-month follow-up participants will be asked about the last sexual encounter.

A change in the number of participants who self-report ever receiving a positive STI result on a customized survey as adapted by YRBSS Questionnaire. At baseline, 2 weeks, and 9-month follow-up participants will be asked if they have ever received a positive STI (Sexually Transmitted infection) test result.

A change in the number of participants who self-report ever receiving a positive pregnancy test result or report their partner ever receiving a positive pregnancy test result, as documented by a Yes/No question on a customized survey. At baseline, 2 weeks, and 9-month follow-up participants will be asked if they/their partner have ever received a positive pregnancy test result.

A change in the mean 5-point Likert-scale rating (anchor points "I strongly agree" to "I strongly disagree") on a survey item by participants reflecting their degree of confidence in correctly and consistently using condoms. The survey question is adapted from existing literature. At baseline, 2 weeks, and 9-month follow-up participants will be asked about their confidence in condom usage.

A change in the mean survey-item rating by participants reflecting their degree of confidence in correctly and consistently using contraception using a question adapted from existing literature. At baseline, 2 weeks, and 9-month follow-up participants will be asked about their confidence in contraception use.

A change in the mean survey-item rating by participants reflecting their perceived likelihood of getting an STI, based on contraception non-use, using a question adapted from existing literature. At baseline, 2 weeks, and 9-month follow-up participants will be asked of their perceived likelihood of getting an STI.

A change in the mean survey-item rating by participants reflecting their perceived likelihood of getting pregnant (or getting a partner pregnant), based on contraception non-use, using a question adapted from existing literature. Anchor points on the 5-point Likert scale range from "I strongly agree" to "I strongly disagree". At baseline, 2 weeks, and 9-month follow-up participants will be asked about their perceived likelihood of getting pregnant/their partner pregnant if they didn't use contraception.

A change in participants' mean scores on questionnaire items assessing their sexual knowledge (STIs, pregnancy and contraception) using questions adapted from existing literature. Sexual knowledge questionnaire items completed by participants at baseline, 2 weeks, and 9-month follow-up.

A change in the number of participants self-reporting visiting a clinic or doctor's office to discuss or get contraception or STI screening using a question adapted from existing literature. Participants reported at baseline, 2 weeks, and 9-month follow-up.

Assessment of the mean duration that each participant plays the No Baby No game over two game-play sessions (Baseline and approximately 1 week follow-up), as captured by the video game.

Assessment of the average number of interruptions to game play per participant (number of times participant leaves the room or has to be redirected to play the game), as hand-recorded by research assistants over two gameplay sessions (Baseline and approximately 1 week follow-up).

Assessment of the average number of technological failures during No-Baby No game play (internet-, tablet- or game failures) as hand-recorded by research assistants on game-play session checklists over two game play sessions (Baseline and approximately 1 week follow-up).

Average number of minutes of game play across each of two game-play sessions, as captured by the No Baby No video game (Baseline and approximately 1 week follow-up).

Average number of game play sessions attended by participants out of a maximum total of two), as captured by the No Baby No video game (Baseline and approximately 1 week follow-up).

Assessment of participants' average satisfaction with the No Baby No gameplay experience, as rated on a 5-Point Likert scale after each of two game-play sessions (Baseline and approximately 1 week follow-up).

Assessment of participants' average response to a multiple-choice questionnaire item asking about how much they enjoyed playing the game at two gameplay sessions (Baseline and approximately 1 week follow-up). Response options to the question "I enjoyed playing the game" are on a 5-point Likert scale with anchor points of "I strongly agree" and "I strongly disagree".

Assessment of participants' average response to a multiple-choice questionnaire item asking about how helpful they found the game at two gameplay sessions (Baseline and approximately 1 week follow-up). Response options to the question "I found the game helpful" are on a 5-point Likert scale with anchor points of "I strongly agree" and "I strongly disagree".

Assessment of participants' average response to a multiple-choice questionnaire item asking about how connected they were to the characters in the game at two gameplay sessions (Baseline and approximately 1 week follow-up). Response options to the question "I felt connected to the characters in the game" are on a 5-point Likert scale with anchor points of "I strongly agree" and "I strongly disagree".

Assessment of participants' average response to a multiple-choice questionnaire item asking how likely they would be to play the game again, if given the choice. Question completed at two gameplay sessions (Baseline and approximately 1 week follow-up). Response options to the question "I would play the game again" are on a 5-point Likert scale with anchor points of "I strongly agree" and "I strongly disagree".

Assessment of participants' average response to a multiple-choice questionnaire item asking about how easy the content of the game was to understand. Question completed at two gameplay sessions (Baseline and approximately 1 week follow-up). Response options to the question "I found the content in the game easy to understand" are on a 5-point Likert scale with anchor points of "I strongly agree" and "I strongly disagree".

Assessment of participants' average response to a multiple-choice questionnaire item asking about how useful the game was in helping participants to make real-life decisions. Question completed at two gameplay sessions (Baseline and approximately 1 week follow-up). Response options to the question "I found the game useful in helping me to make decisions in real life" are on a 5-point Likert scale with anchor points of "I strongly agree" and "I strongly disagree".

Assessment of whether the resources provided for game-play sessions were sufficient, as documented through meeting minutes from twice-weekly team meetings with research personnel facilitating No Baby No game-play sessions (at Baseline and approximately 1 week follow-up).

Assessment of facilitators and barriers to program delivery, as documented through meeting minutes from twice-weekly team meetings with research personnel facilitating No Baby No game-play sessions (at Baseline and approximately 1 week follow-up).