4th Grade Math Centers eBook.  Try out the sample Geometry Centers listed in blue under each Common Core State Standard or download the 4th Grade Math Centers eBook and have all the Number, Geometry, Measurement and Data Centers you’ll need for the entire school year in one convenient digital file.  With over 140 easy-prep, engaging centers this resource will simplify your lesson planning and make hands-on math instruction an integral part of your classroom.
Teaching in a state that is implementing their own specific math standards?  Download our 4thfor cross-referenced tables outlining the alignment of each state's standards with the CCSS-M, as well as the page numbers in our 4th Grade Math Centers eBook related to each standard.

Draw and identify lines and angles, and classify shapes by properties of their lines and angles

4.G.A.1 Draw points, lines, line segments, rays, angles (right, acute, obtuse), and perpendicular and parallel lines. Identify these in two-dimensional figures.

Alphabet Lines
Angles on the Geoboard

Also included in 4th Grade Math Centers

4.G.A.2 Classify two-dimensional figures based on the presence or absence of parallel or perpendicular lines, or the presence or absence of angles of a specified size. Recognize right triangles as a category, and identify right triangles.

Right Triangles on the Geoboard

Also included in 4th Grade Math Centers

4.G.A.3 Recognize a line of symmetry for a two-dimensional figure as a line across the figure such that the figure can be folded along the line into matching parts. Identify line symmetric figures and draw lines of symmetry.

Symmetry in Regular Polygons
Symmetrical Designs

Also included in 4th Grade Math Centers  