Monthly Archives: April 2014

Cost of light bulbs – updated!

Finally updated! There’s a lot of misinformation out there about the cost to consumers of CFL and LED bulbs and the savings in energy and money that could be realized. Let your students “do the math” and realize some of the…

The Blue Marble

Wednesday, April 22nd, 2015, is Earth Day. Use this activity to demonstrate the various mappings of our 3-d Earth to a 2-d piece of paper. Students compare maps with this famous photo and check to see which characteristics are maintained and…

Mom’s matzo ball soup

Passover begins this year on Friday evening, April 22nd, 2016, with a Passover seder dinner. Passover is one of the three high holidays in the Jewish calendar and celebrates the Exodus of Jews from slavery in Egypt. Let your students…

Pizza party

In this activity students decide how to divide 2 pizzas amongst 6 adults and 3 pizzas amongst 8 kids.  Fractional pizza parts need to be drawn and considerations discussed about which fractions are greater. Students interpret a fraction as division…