The website of
Mr. Butler

Teaching Resources STEARsoft (attendance system) vMiniWB (virtual Mini WhiteBoards) Boxplot maker (draw stacked box and whisker graph plots) Distribution graph maker (instantly draw a distribution graph of your data) Loci (view the source of this page, which is the whole point) Loan Graph (a free Web App) Altimeter for Aviators (an App for Apple Watch) SDcorrect (video utility) A-level resources