Algebra 1 PARCC: a little salsa
When it comes to constraints on real-world systems, nothing does the trick like linear algebra. Here, a factory makes and packages salsa.
Math
PARCC algebra 2: write quotient as binomial
Multiplying binomials is a skill with many applications. With PARCC, it can be tested by asking students to find the quotient of 2 binomials.
Algebra 2 PARCC: Factor an unknown polynomial
How can you factor a polynomial when you don't even know what the polynomial is? Well, you can't, but you can know a few things.
Babies found to have a sense of ‘most likely’
Infants might have some ability to estimate probability, at least when it's not too hard to estimate the likelihood of an event.
Canadian immigrant kids’ learning at risk
Childhood immigration in Canada, esp. with rising refugees there, has sent educators looking for answers on how to best educate them.
A computer might help count human cell types
A computer program from Belgium may help scientists understand why the 30 trillion cells in a human body have so many different types.
PARCC Algebra 2: Modeling a delivery route
We sometimes need to develop mathematical models for costs we incur in our jobs or in daily life. Here's one way to do just that.
Geometry builds a new house, even in a tree
Math and CTE students in IL and Texas are using geometry to build houses—some for living in, some for climbing in, as in tree houses.
ACT math practice: business sales algebra
Given a few facts about the total sales at a business over 3 years, can you find the basis sales figures using algebraic manipulation?
PARCC 8th-grade math: infinite solution set
On the PARCC 8th grade math test, students will be required to analyze systems of equations and determine if there are no, 1, or infinitely many solutions.