Gregor Mendel's work revolutionized agriculture from an art to a science. Explore Mendel's work with an interactive lesson that includes animations, video, and practice problems. The instruction describes the early discoveries that...

Mendel was the first to look at individual traits within a species. Step in his shoes as an interactive lesson takes users through his journey. An animation describes the design of his experiments and how he isolated individual traits to...

Rules are not meant to be broken in genetics. Scholars learn to build Punnett squares to track the inheritance of dominant and recessive traits in an interactive animation activity. Online questions help individuals reflect on their...

Attracting the right mate is as important for humans as any other species. An interesting lesson teaches individuals about several strategies that animals and plants have adapted to attract their mates. From colorful nests to powerful...

Learn all about the Titanosaur with an engaging website that delves deep into the large reptile's physical traits, family history, discovery, and fossil reconstruction.

All human infants are lactose tolerant, yet some adults are lactose intolerant—why is that? Individuals discover the process of gene mutation through a study of the lactase gene (LCT). They understand the geographic connections,...

In this literature instructional activity, students respond to 9 short answer and essay questions about Arthur Miller's The Crucible. Students may also link to an online interactive quiz on the novel at the bottom of the page.

In this online interactive literature worksheet, students respond to 13 short answer and essay questions about Katherine Patterson's Bridge to Terabithia. Students may check some of their answers online.

In this literature worksheet, high schoolers respond to 20 short answer and essay questions about noteworthy myths. Students may also link to an online interactive quiz on the novel at the bottom of the page.