PISA Science Score
Mean performance of 15-year-old students on the PISA science scale (OECD average anchored near 500). Triennial waves.
Source: PISA international student assessment (via OWID) Licence: CC BY 4.0 Unit: PISA score Parsed: 2026-08-03 Open source ↗
Avg (2022)
422.1
-9.4pp vs 2018
Improving
32
of 84 tracked
Declining
42
period over period
Stable
1
±0.5pp band
Mean science score (15-year-olds)
Interactive — choose a period, search a country, switch between bars, table and map.
Trend over time
Group average by period, 2006–2022.
EuropeAfricaAmericasAsia
Movers
Biggest period-over-period changes.
Top risers
| Entity | Now | Change |
|---|---|---|
| 🇻🇳 Vietnam | 472 | +472.0pp |
| 🇲🇳 Mongolia | 412 | +412.0pp |
| 🇯🇲 Jamaica | 403 | +403.0pp |
| 🇸🇻 El Salvador | 373 | +373.0pp |
| 🇬🇹 Guatemala | 373 | +373.0pp |
Top fallers
| Entity | Now | Change |
|---|---|---|
| 🇷🇺 Russia | 0 | -478.0pp |
| 🇱🇺 Luxembourg | 0 | -477.0pp |
| 🇧🇾 Belarus | 0 | -471.0pp |
| 🇧🇦 Bosnia and Herzegovina | 0 | -398.0pp |
| 🇱🇧 Lebanon | 0 | -384.0pp |
By group
Change by group, latest period.
Europe -3.9pp
Americas -8.0pp
Asia -10.3pp
Africa -12.0pp
| Group | Members | Avg | Change |
|---|---|---|---|
| Europe | 38 | 467.3 | -3.9pp |
| Asia | 24 | 447 | -10.3pp |
| Americas | 16 | 412.9 | -8.0pp |
| Africa | 1 | 365 | -12.0pp |
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