Students perform an experiment to find out if plants grow best when grown in soil with no fertilizer, with chemical fertilizers, or with compost that they have made themselves. Students discover how agriculture practices can benefit the...

The introduction of this lesson requires reading a from The Maya by Jaqueline Dembar Greene. Learners sketch a Mayan during the reading. Teaching strategies include direct instruction, grouping the students for discussions, reasearch,...

Students grow plants in soil representing that found in the Amazon basin. They compare results to plants growing in fertile soil and soil fertilized with leaf compost. Students chart, average and graph plant growth by height. Students...

Learners follow scientists into the dry forest of Bolivia as they track and record the different species of mammals, birds, insects and plants that would be lost if the forests disappear.