Kindergarten 2D Shapes Activities & Centres | Ontario 2026 Curriculum Aligned Looking for a comprehensive, developmentally appropriate 2D shapes unit for Kindergarten? This hands-on math unit focuses on identifying, describing, sorting, comparing, composing, and building two-dimensional shapes. Students explore circle, triangle, square, rectangle, hexagon, rhombus, trapezoid, pentagon, and more through manipulatives, real-life connections, and structured lessons. Updated to align with the Ontar