Interactivate

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Looks at the history of tessellations, why they are important and examines some patterns in nature and art.
Histogram (Activity)
View histograms for built-in or user-specified data. Experiment with how the size of the class intervals influences the appearance of the histogram. Parameters: Data sets, class sizes.
This worksheet is for use with the Arithmetic Four activity (http://www.shodor.org/interactivate/activities/ArithmeticFour/).
This worksheet is for use with the Fraction Sorter activity (http://www.shodor.org/interactivate/activities/FractionSorter/).
A supporting worksheet for Interactivate
This worksheet is for use with the Elapsed Time activity (http://www.shodor.org/interactivate/activities/ElapsedTime/).
Bar Graph Sorter (Activity)
Sort colored shapes into a bar graph. Practice sorting by shape or by color. Appropriate for elementary grades. Bar Graph Sorter is one of the Interactivate assessment explorers.
This worksheet is for use with the Arithmetic Four activity (http://www.shodor.org/interactivate/activities/ArithmeticFour/).
This worksheet is for use with the Multiplying Fractions and Mixed Numbers lesson plan (http://www.shodor.org/interactivate/lessons/MultiplyingFractions/).
This worksheet is for use with the Fraction Sorter activity (http://www.shodor.org/interactivate/activities/FractionSorter/).
a resource from CSERD, a pathway portal of NSDL NSDL CSERD