Focus on how to conjugate Spanish verbs in the preterite. You can use this webpage to inform your own lesson on the preterite, take a day in the computer lab, or flip your classroom and have pupils examine the page for homework. There is...

Under pressure! The second instructional activity of the series introduces the class to blood pressure and the impact of high blood pressure on the cardiovascular system. It helps learners make the connection between blood pressure and...

Introduce your class to storage tank failures caused by major storms with an activity that looks at how the concepts of Archimedes' Principle and Pascal's Law affect the storage tanks along the Houston Ship Channel. The background...

The challenge: determine whether a tank will float. A design activity has groups work as engineering teams in order to determine the stability of given tanks and liquid contents. The teams need to determine the equations to...

Will this water source support life? Small groups test the chemistry of the water drawn from two different sources. They then compare the collected data to acceptable levels to draw conclusions about the health of the source. The...

How diverse are the benthic organisms found in local streams? Using the information learned in previous lessons on identification of macroinvertebrates and on calculating stream index values, groups determine the health of local...