Interactive website on points, lines, and rays: http://www.mathsisfun.com/geometry/point.html

Interactive plane (2D): http://www.mathsisfun.com/geometry/plane.html

Interactive shapes free play, learn the names: http://www.mathsisfun.com/algebra/shapes-freeplay.html

Interactive shapes sides, corners, and symmetry: http://www.innovationslearning.co.uk/subjects/maths/information/shape_facts/shape_facts.htm

Video on introduction to quadrilaterals: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/quadrilateral-overview

Video on properties (characteristics) of quadrilaterals: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/quadrilateral-properties

Interactive website on quadrilaterals: http://www.mathsisfun.com/geometry/quadrilaterals-interactive.html

Interactive website on properties of quadrilaterals: http://www.glencoe.com/sites/texas/student/mathematics/assets/interactive_lab/geometry/G_08/G_08_dev_100.html

Interactive website on polygons: http://www.mathsisfun.com/geometry/polygons-interactive.html

Interactive website on triangles: http://www.mathsisfun.com/geometry/triangles-interactive.html

Video on kites as mathematical shapes: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/kites-as-a-mathematical-shape

Video on determining the quadrilateral based on its properties or characteristics: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/quadrilateral-types-exercise

Practice identifying quadrilateral types game:http://www.xpmath.com/forums/arcade.php?do=play&gameid=84

Practice identifying quadrilaterals types: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/e/quadrilateral_typesQuiz on identifying quadrilaterals based on properties: http://www.softschools.com/math/geometry/quadrilaterals/types_of_quadrilaterals/

Video on classifying shapes: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/classifying-shapes

Practice classifying shapes based on properties: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/e/properties-of-shapes

Interactive plane (2D): http://www.mathsisfun.com/geometry/plane.html

Interactive shapes free play, learn the names: http://www.mathsisfun.com/algebra/shapes-freeplay.html

Interactive shapes sides, corners, and symmetry: http://www.innovationslearning.co.uk/subjects/maths/information/shape_facts/shape_facts.htm

Video on introduction to quadrilaterals: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/quadrilateral-overview

Video on properties (characteristics) of quadrilaterals: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/quadrilateral-properties

Interactive website on quadrilaterals: http://www.mathsisfun.com/geometry/quadrilaterals-interactive.html

Interactive website on properties of quadrilaterals: http://www.glencoe.com/sites/texas/student/mathematics/assets/interactive_lab/geometry/G_08/G_08_dev_100.html

Interactive website on polygons: http://www.mathsisfun.com/geometry/polygons-interactive.html

Interactive website on triangles: http://www.mathsisfun.com/geometry/triangles-interactive.html

Video on kites as mathematical shapes: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/kites-as-a-mathematical-shape

Video on determining the quadrilateral based on its properties or characteristics: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/quadrilateral-types-exercise

Practice identifying quadrilateral types game:http://www.xpmath.com/forums/arcade.php?do=play&gameid=84

Practice identifying quadrilaterals types: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/e/quadrilateral_typesQuiz on identifying quadrilaterals based on properties: http://www.softschools.com/math/geometry/quadrilaterals/types_of_quadrilaterals/

Video on classifying shapes: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/v/classifying-shapes

Practice classifying shapes based on properties: http://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-geometry-topic/cc-5th-quadrilaterals/e/properties-of-shapes