All trees are not created equal. A set of three wildlife conservation lessons has learners examine the characteristics of individual trees. They look at the life cycle of the tree using a story and reference a field guide to identify...

One of the most diverse environments on Earth is the ocean. Young scientists explore the living things found in the ocean during an exciting seven-lesson unit. Their study includes organisms from plankton to invertebrates...

Students construct a viable insect collecting apparatus. Students determine the effectiveness of the instrument he has designed by collecting specimens.

This tutorial is introduces students to the usage of the dichotomous key.

Students use a dichotomous key to sort materials into natural and man-made and sort further using the adjectives rough and smooth; this activity builds both science and language skills as students classify materials and build deeper...