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This puzzle is maddening addition! Place the number buttons randomly on the ball. Solve the puzzle by matching the dots to the numbers so that all of the dots touching a number add up to that amount. There are thousands of ways to play! It all adds up to fun, you can count on it!
It's genius from every angle! The classic slide puzzle has
become infinitely complex. Angle each mirror to reflect the side of an adjacent cube and create one complete image: Einstein's ...
Bigger cars, bigger grid, 50 new challenges even for younger
kids! It's a switchman's nightmare: The freight yard is jammed with boxcars, tankcars, locomotives, cabooses, and bulky baggage platforms. Can ...