Why does this specific year and country matter globally? The Netherlands consistently ranks top in global sexual health outcomes: lowest teen pregnancy rates in the OECD, low STI rates among teens, and high age of first intercourse (around 17–18). That success is directly traceable to the 1991 shift toward open, early, gender-inclusive education.
The fact that these materials are now accessible “online new” means that educators in the US, UK, Canada, and beyond can learn from the Dutch model. You don’t need to reinvent the wheel—you can adapt a proven, compassionate, fact-based system from 1991 that treated boys and girls as partners in understanding adulthood, not as embarrassed strangers.
Unlike many earlier curricula, the 1991 NL framework dedicated a full chapter to mood swings, sensitivity, and irritability. It normalized these emotions as hormonal, not personal failings. The online scans show “feelings thermometers” that boys and girls filled out separately—then compared. Why does this specific year and country matter globally
| Topic | Girls | Boys | |-------|-------|------| | Body changes | Breast development, menstruation, vaginal discharge | Voice deepening, testicular growth, spontaneous erections | | Hygiene | Menstrual products, cleaning | Smegma, testicular self-exam | | Reproduction | Ovulation, fertilization, pregnancy | Sperm production, ejaculation | | Contraception | Pill, IUD (less common for teens) | Condoms | | Emotional/social | Peer pressure, saying no | Respecting boundaries, handling erections in public |
Key phrase used in 1991 Dutch materials: “Dit is normaal” (“This is normal”) – to reduce shame. Availability: Scanned PDF found via Delpher (search “IVIO
Parents often ask: “Isn’t 1991 outdated?” Surprisingly, the core emotional and biological facts of puberty have not changed. However, here is how to use the “new online” 1991 resources effectively:
Title: “Wat gebeurt er in de puberteit?” (1991, NVSH/Uitgeverij Stichting IVIO)
Format: 16-page illustrated booklet for ages 10-14.
Content breakdown: leaflets | Apps
Availability: Scanned PDF found via Delpher (search “IVIO puberteit 1991”).
| Aspect | 1991 | Modern (2020s) | |--------|------|----------------| | Gender roles | Mostly binary (boys/girls) | Includes gender diversity, LGBTQ+ topics | | Digital safety | None | Online grooming, sexting, porn literacy | | Consent | Mentioned but not central | Core focus (e.g., “Yes means yes”) | | Sources | Books, school films, leaflets | Apps, websites, social media |
Claim Settlement Ratio of 99.29%~