Algebra 1 PARCC question: rate of change
In word problems, we compute the rate of change, the cost per pound, the number of cats we just have to buy, and lots of other quantities.
STEM
Algebra 1 PARCC question: multiply binomials
You can use the FOIL method to multiply 2 binomials. It works for certain cases, but learning how to apply the distributive property is better.
Algebra 1 PARCC question: graph y=mx+b
It's possible to estimate the solution to a system of linear equations by graphing them on a coordinate plane. Here's PBA #4.
Algebra 1 PARCC question: quadratic zeros
It's possible to find the zeros of a quadratic function (a parabola) by factoring it, provided there are real zeros for the function.
Algebra 1 PARCC question: linear functions
How do you spot a "linear function" when given a table of values, a graph, a word problem, or an equation?
Students want a ‘bag bill’ in Md. this time
Maryland may pass legislation that would make people pay a dime if they are given a disposable bag at the grocery store. It could reduce pollution.
NASA spots El Niño changes that change weather
Rainfall patterns shifted this year because of an unusual El Niño in the Pacific that started back in December.
Digital divide leaves some 1-to-1 kids unconnected
We take a look at tech initiatives for learning in our schools and question whether this is really "personalized" learning or just "digital" learning.
Brooklyn student says math skills are important
Poll: How many high school students in the US should be required to take algebra and geometry? Are these skills needed?
Chicago gets dry snow & a little wind on VDay
Some snow and a snap of cold hit Chicago on Valentine's Day; it's moving east and could bring snow to Baltimore on President's Day.