![PDF] The van Hiele Model of Thinking in Geometry among Adolescents. Journal for Research in Mathematics Education Monograph Number 3. | Semantic Scholar PDF] The van Hiele Model of Thinking in Geometry among Adolescents. Journal for Research in Mathematics Education Monograph Number 3. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/45fae7e74a40cef1354aa028333d2df3280c670e/159-FigureII-1.png)
PDF] The van Hiele Model of Thinking in Geometry among Adolescents. Journal for Research in Mathematics Education Monograph Number 3. | Semantic Scholar
The Van Hiele theory and realistic mathematics education: As teachers' instruction for teaching geometry
![Brian Bushart 🏳️🌈 on Twitter: "If you teach geometry and you're not familiar with the van Hiele model for geometric understanding, be sure to read up on it. Van De Walle's Teaching Brian Bushart 🏳️🌈 on Twitter: "If you teach geometry and you're not familiar with the van Hiele model for geometric understanding, be sure to read up on it. Van De Walle's Teaching](https://pbs.twimg.com/media/D3Z41T0UwAAHWX0.jpg)