Strawbies: explorations in tangible programming. - Felix Hu; Ariel Zekelman; Michael Horn 001; Frances Judd (IDC, 2015)

Designing Tangible ABCs: Fröbel's Sticks and Rings for the 21st Century. - Heidy Maldonado; Ariel Zekelman (IDC, 2019)

Evolution of a Tangible Letter Learning Game Through Design-Based Research Development. - Heidy Maldonado; Ariel Zekelman (ICLS, 2020)