mathskills4kids.com › first-grade-math-skillsFirst Grade Math Skills: Games, Worksheets, Word Problems ... First Grade Math Skills: Games, Worksheets, Word Problems - This content provide a wide range of Math Skills through variety of Grade 1 activities based on counting and numbers, place values, addition, subtraction, comparing, estimation, spatial sense, data and graph, measurements, patterns, probability, sorting classifying and ordering, time, two and three dimentional shapes, fractions.