National Council of Teachers of Mathematics. (2022). Principles and Standards for School Mathematics (6th ed.). NCTM.
Khan Academy. (2024). Elementary Math [Online platform]. https://www.khanacademy.org/math/early-math
National Council of Teachers of Mathematics. (2022). Principles and Standards for School Mathematics (6th ed.). NCTM.
Khan Academy. (2024). Elementary Math [Online platform]. https://www.khanacademy.org/math/early-math