Demonstrate how to read analog and digital clocks to the hour in this time measurement lesson. Read the book What Time is it Mr. Crocodile? and use Mr. Crocodile's schedule to practice telling time. They work in cooperative groups to...

Learners will have fun creating a parachute to collect data with. They will construct the parachute in small groups, measure the materials, and create an observation sheet. Then they drop the parachute and make predictions about how long...

Fourth graders discover time keeping by analyzing technological advances in history.  In this time lesson, 4th graders create and complete a KWL chart based on their research of a famous timekeeping invention, such as a sundial....

Students explore the greenhouse effect. They set up a simplified model of the earth and the greenhouse effect. Students compare temperatures inside a jar to temperatures outside the jar. Pupils collect information and create a line...

Students study the laws of reflection using light beams and mirrors. In this reflection lesson, students work in teams to direct light beams to targets around the classroom. Students use mirrors to change the beam's path and compete...