In this cellular respiration and photosynthesis worksheet, students read through the presented material and draw an illustration of the production of ATP. Students answer several short answer questions about the production of ATP,...

Fourth graders determine, through laboratory activity, the presence or absence of glucose in a variety of plant leaves and stems. They work in groups and perform a three part laboratory which shows them how plants convert sunlighht to food.

Seventh graders cut and paste animal pictures to create a food web and trace the path of energy. They write a paragraph explaining the importance of photosynthesis in all food webs.

Students explore elements by analyzing everyday objects and materials in class. In this carbon instructional activity, students define several vocabulary terms such as carbon dioxide, hydrocarbon, and carbonate. Students view a group of...

Students encounter the complexity of identifying the cause of unusual variations in WOW conductivity data. They propose theories on why there was a sudden increase in conductivity in Ice Lake, Minnesota during July of 1998.

In this biology activity, students write identify the different parts of a leaf shown in 5 different diagrams. They also complete 12 short answer questions after reading the information about leaves.

Fourth graders examine the interdependence of the oxygen and carbon dioxide cycle in an ecosystem through a laboratory investigation. After a lecture/demo, 4th graders complete the lab in groups.