Puzzles and Problem Solving Activities

http://www.adrianbruce.com/problem-solving/problem-solving.htm

Math Slice Special

http://www.mathslice.com/graph-slice.html

Divisibility Game

How fast can you tell whether a number (3 digit, 4 digit, or 5 digit) is divisible (i.e. remainder is zero) by another number (2, 3, 4, 5, 6, 8, 9, 10, or 11). Good luck!

http://www.mathslice.com/ol_dvsbl.php

Place Value Game

Do you know place values? Try this game and you can become a master. Good luck!
http://www.mathslice.com/placevalue.php

Factor Trees

Do you know how to build factor tree? You can solve Least Common Multiple (LCM) and Greatest Common Divisor(GCD) problems if you can build these trees. Good luck!
http://www.mathslice.com/mathtree.php

Sudoku For All

Choose your level of Sudoku to suit your needs.  Have a blast at this game.
http://www.mathslice.com/ol_sudoku.php

Connect Four ... With Math

In the matrix connect four numbers that total the number given in the question. 
http://www.mathslice.com/ol_connect4.php

Fractions, Fractions, Fractions

http://www.mathslice.com/ol_m.php?pg=1&cat=506

Math 4

Can you make 4 number sentences (i.e. equations) with the given 8 numbers and 4 operators (i.e. +, -, x, and ÷). Good luck.
http://www.mathslice.com/puzzle4.php