MATH
ABC ya! http://www.abcya.com/fourth_grade_computers.htm
Compare Numbers http://www.sheppardsoftware.com/mathgames/placevalue/FSCompareNumbers.htm
Ultimate Speed Math http://mrnussbaum.com/speedmath/
Number Invaders http://www.mathplayground.com/mathgames/SL_InvadersAddition_secure.swf
Math Maven's Mysteries (Problem Solving) http://teacher.scholastic.com/maven/index.htm
Math Puzzle Challenges (Problem Solving) http://www.pedagonet.com/puzzles/mathpuzzles.html
Number Operations (Addition) http://www.2learn.ca/kids/listMathNumOp.aspx?Type=1
Number Operations (Subtraction) http://www.2learn.ca/kids/listMathNumOp.aspx?Type=1
3-digit subtraction with regrouping http://www.softschools.com/math/subtraction/3_digit_subtraction/3_digit_subtraction_with_regrouping/
Virtual Manipulatives for Subtraction http://nlvm.usu.edu/en/nav/frames_asid_155_g_2_t_1.html?from=topic_t_1.html
Various Math Games http://www.mathgames.com/
Illustrated Dictionary of Math https://www.mathsisfun.com/definitions/index.html
Telling Time https://www.khanacademy.org/math/arithmetic/telling-time-topic/telling-time/v/telling-time-exercise-example-1
Telling Time https://www.youtube.com/watch?v=HrxZWNu72WI
LANGUAGE ARTS
Writing http://www.scholastic.com/teachers/story-starters/
Persuasive Writing http://www.readwritethink.org/files/resources/interactives/persuasion_map/
Reading http://ngexplorer.cengage.com/ngyoungexplorer/moreissues.html
ABC ya! http://www.abcya.com/fourth_grade_computers.htm
Compare Numbers http://www.sheppardsoftware.com/mathgames/placevalue/FSCompareNumbers.htm
Ultimate Speed Math http://mrnussbaum.com/speedmath/
Number Invaders http://www.mathplayground.com/mathgames/SL_InvadersAddition_secure.swf
Math Maven's Mysteries (Problem Solving) http://teacher.scholastic.com/maven/index.htm
Math Puzzle Challenges (Problem Solving) http://www.pedagonet.com/puzzles/mathpuzzles.html
Number Operations (Addition) http://www.2learn.ca/kids/listMathNumOp.aspx?Type=1
Number Operations (Subtraction) http://www.2learn.ca/kids/listMathNumOp.aspx?Type=1
3-digit subtraction with regrouping http://www.softschools.com/math/subtraction/3_digit_subtraction/3_digit_subtraction_with_regrouping/
Virtual Manipulatives for Subtraction http://nlvm.usu.edu/en/nav/frames_asid_155_g_2_t_1.html?from=topic_t_1.html
Various Math Games http://www.mathgames.com/
Illustrated Dictionary of Math https://www.mathsisfun.com/definitions/index.html
Telling Time https://www.khanacademy.org/math/arithmetic/telling-time-topic/telling-time/v/telling-time-exercise-example-1
Telling Time https://www.youtube.com/watch?v=HrxZWNu72WI
LANGUAGE ARTS
Writing http://www.scholastic.com/teachers/story-starters/
Persuasive Writing http://www.readwritethink.org/files/resources/interactives/persuasion_map/
Reading http://ngexplorer.cengage.com/ngyoungexplorer/moreissues.html