Koeno Gravemeijer

All About Sharks: Data Representation and Analysis

Measurement and Geometry in Upper Primary School

A Journey In Mathematics Education Research Insights From The Work Of Paul Cobb

A Journey in Mathematics Education Research

Fractions, Percentages, Decimals and Proportions

Educational Design Research

Batteries, Cell Phones, Dalmatians, and Pumpkin Growth: Data Representation and Analysis (Contexts for Learning Mathematics)

Value Bars and Line Plots

From Sunflowers to Growth Patterns