Summer Worksheets Cut out and re-arrange the letters in the word "summertime" to make as many unique words as you can. (Approx. grade levels 1-3) 1st through 3rd Grades. View PDF. Summer ... Print out this summer math worksheet so your students can subtract 3-digit numbers. 2nd and 3rd Grades. View PDF. ... Winter Worksheets. Print worksheets, crafts, and ...