Ninth graders examine the Periodic Table. In this element lesson, 9th graders observe the chemical reactivity of elements. They graph the properties and discuss the trend in the group and period of elements. The students use math to...

In this radiation shielding worksheet, students use a graph of the dosage of radiation versus the thickness of aluminum shielding using data from the MIR spacecraft and ISO satellite to solve 3 problems. They determine how thick the...

Pupils discover a pattern to mysterious eggs made by their teacher. For this mass lesson, students must uncover a secret pattern given plastic eggs and a balance. Pupils find the eggs have been created with a pattern and draw them...