After learning how to count and add, children will learn about basic subtraction. Suppose there are 4 blocks on a table. After taking the blocks from the table and putting them on the floor, there are 4 blocks on the floor. Now suppose while playing with the blocks, we put one block back on the ...
In our daily routines we deal with some form of decimals. It could be at the grocery store, at work or trying to figure out how much money we need for a purchase that is $9.76. When I was a student I did not realize how important it was for me to learn about ...
On a rough and dusty dirt trail, south of John Martin Reservoir in Southeastern Colorado, a mystery is waiting to be solved. There, in the plains, where the grass is short and brittle, and Native American tribes once roamed, there are remnants of a culture dating back as far as 1000 B.C. Although many people ...
Integers are the whole numbers and their opposites (…-2, -1, 0, 1, 2…). Students, particularly in middle school, will be learning to subtract these positive and negative numbers. As a long time middle school math teacher, I know that this math lesson isn’t easy for these kids. I believe, however, that when a little rhyme, ...
Many of the Disney Direct-to-DVD releases feel like they’re stretching the source material way past what it was meant to be. Did we really need a sequel to “Cinderella,” “Peter Pan,” “Beauty and the Beast,” and other classic movies that ended with the phrase “…and they lived happily ever after?” These sequels should carry a ...
Will frogs be making their way into your Pre-K lesson plan calendar this year? Do you already have all the materials and ideas that you need? If not, you may want to read on: Science Start the frog lesson plan by playing a nature sounds CD that contains the creature’s vocalizations. One to consider investing ...
Just as imaginary numbers are complex number, there beginnings are also complex. Although Italian Renaissance mathematician Gerolamo Cardano is credited with the first acknowledgement of the existence of imaginary numbers in his book Ars Magna published in 1545, the topic is somewhat controversial. Niccolo Fontana Tartaglia communicated some of the information in Cardano’s book which ...
