Investigate what happens to the equation of different lines when
you translate them. Try to predict what will happen. Explain your
Investigate what happens to the equations of different lines when
you reflect them in one of the axes. Try to predict what will
happen. Explain your findings.
I took the graph y=4x+7 and performed four transformations. Can you
find the order in which I could have carried out the
Each of the main diagonals of this sudoku must contain the numbers
1 to 9 and each rectangle width the numbers 1 to 4.
Build gnomons that are related to the Fibonacci sequence and try to
explain why this is possible.
These gnomons appear to have more than a passing connection with
the Fibonacci sequence. This problem ask you to investigate some of
Can you explain how Galley Division works?
We received a good selection of solutions to this problem.
Go to last month's problems to see more solutions.
A brief history of negative numbers throughout the ages
We asked what was the most interesting fact that you can find out
about the number 2009. See the solutions that were submitted.
This is the second article in a two part series on the history of Algebra from about 2000 BCE to about 1000 CE.
Collect as many diamonds as you can by drawing three straight