Students examine and discuss the differences between clocks they are shown. Using the internet, they research how people used to tell time before clocks. They review what the long and short hand on the clock represent and practice...

Third graders investigate the events of geological time using a chart called a "Clock of Eras". In this geological events lesson plan, 3rd graders compare a standard clock to a geological clock. In addition, students consider periods...

A simple activity goes a long way in demonstrating the property of porosity to your rock hounds. They will mass a specimen of dry sandstone and then soak it in a pre-measured amount of water. After seven minutes, they once again measure...

Students measure and calculate heart rates per minute and for other units of time. They determine the amount of blood pumped by their heart during various intervals of time.

Learners, in groups, identify examples of shapes around the school site. They take digital pictures of these shapes and use them to construct a class book.

Students explain how cell phones work. For this physics lesson, students describe the advantages and advantages of having one. They identify the different parts of a cell phone.

Students test 4 materials to see which would be best for use as a heat mass. They then graph the temperature verus the time of the substances and decide which material would make the best heat mass.

Students utilize the scientific method to design a way for a balloon to be suspended between the floor and the ceiling.

Students study time and how to accurately calculate it.  In this time lesson plan students complete a lab activity in pairs and discuss their findings. 

Students examine the phenomenon of sounds traveling slower than light. They discover why they see things before they hear them and how to estimate the speed of sound as homework.