Teachers: you are welcome to use this site in your lessons.
Please credit source.
Keep your students entertained while they learn!
Here are some ideas for you:
Also see our "Interactives" Index, grouped by Subject
We have lots of Puzzles: try the Tower of Hanoi, solve the Mistake at the Apple Farm, think clearly about the Average Arms Problem, find out if you are clever enough for Einstein's Who Owns the Fish? or the Who Owns the Crocodile puzzles.
Then discover the magic inside Pascal's Triangle ...
Get graphing with the Sine Graph Exercise
... and much much more (thousands of pages)
Or just use search (at the top) to see what we have.
There is material here for every year of school, and we are always adding more and improving what is there.
We have an Index by Subject and Year
If you find value in this site, consider linking to it and telling your friends,