In the deserts of Arizona and New Mexico, some tiny creatures show just how quickly natural selection can turn a mutation into an advantageous adaptation. Watch a video about rock pocket mice, who show that one small change can make all...

Students are able to use the Internet to conduct research. They research Mexican culture and traditions. Students compare and contrast Mexican and U.S. food and clothing. They convert United States currency to Mexican pesos. Students...

Students problem solve to understand the value of the Earth's soil. In this value of dirt lesson plan, students understand how much of Earth is made of dirt and how important to our survival it is.

You're going to wish you had a watermelon for this lesson! Class members read about watermelons and make a salad in class to sample. They also perform estimates, measurements and calculations on a watermelon. They predict what percentage...

Students dissect an apple to model the percentage of land on Earth that can be used as a food-producing resource. They use fractions to determine the habitable and agriculture area of the apple.