“The Effect of Brain Gym Double Doodle on Improving the Writing Ability of Tunagrahita Students at SD Al-Firdaus Surakarta: The Effect of Brain Gym Double Doodle on Improving the Writing Ability of Tunagrahita Students at SD Al-Firdaus Surakarta”. Jurnal Orthopaedagogia, vol. 2, no. 02, Aug. 2024, pp. 1-6, https://journal.uns.ac.id/index.php/orthopaedagogia/article/view/1777.