Young scholars calculate the area under a curve. In this calculus lesson, students use Riemann sums to find and approximate the area under a curve. They use the derivative and differential equations to solve.

Students complete a variety of activities related to the short /a/ sound. As a class they recite a tongue twister, then trace and write the letter A. Students then listen to word pairs and identify which word in each word pair contains...

Students examine the /a/ phoneme in both written and spoken words. They practice finding the /a/ in words, watch how their mouths move when making the sound, and write the letter. Next, they differentiate the sound in words, listen to a...