In this human cells activity, 7th graders complete a science experiment using human cheek cells. Students sketch the cells at high and lower power and label the cell nucleus, cytoplasm, and cell membrane.

Learners identify and define several related vocabulary terms. Students complete a short lab and complete the questions. Learners create a cell crossword puzzle and play cell computer games through the included links.

Students explore energy by completing an electricity worksheet. For this conductors lesson, students define the energy related vocabulary terms circuit, electronics, conductor and semi-conductor before examining computer chips in class....