Place Value

Place Value

Place Value (MathPickle, 2011) Some number systems use place value – others do not. This video takes you on a tour of number systems including Egyptian, Arabic, Babylonian, Montessori and Scientific Notation. Ron Goodman has edited the video for younger students...
Venus Flytrap – dangerous decimals

Venus Flytrap – dangerous decimals

Venus Flytrap – dangerous decimals (MathPickle, 2013) Here is a pdf to print the cards and rules of the game. Enjoy 😉 Standards for Mathematical Practice MathPickle puzzle and game designs engage a wide spectrum of student abilities while targeting the following...
Building Skyscrapers of Different Heights

Building Skyscrapers of Different Heights

Building Skyscrapers of Different Heights (MathPickle, 2010) Stack 10 blocks to make any number of towers… the heights of the towers must be different.  The king wants to see ALL the solutions! I am interested in mathematics only as a creative art. G. H. Hardy...
Speed Counting to Infinity

Speed Counting to Infinity

Speed Counting to infinity (MathPickle, 2010) For one class teachers should just count and count and count. There is no better way to show the relative size of numbers. Cheating after 200 is allowed 😉 I now believe in starting really, really slowly....
Magic 6 and 9

Magic 6 and 9

Magic 6 / 9 (Martin Gardner) Give your students practice skip counting through a magic trick. This is a sure winner to show off to parents. The ballet makes us look at those bodies, it makes us listen to that music, it makes us wonder at the geometry, of the way they...