Curated OER
Fractions and Chemistry
In this fractions in chemistry learning exercise, students solve 2 problems where they state all the answers as simple fractions or integers. They determine ratios of molecules in gasoline and they find ratio of molecules in the creation...
Marcia's Science Teaching Ideas
Observing the Moon Activity
In this moon worksheet, students observe the moon on three consecutive nights and draw their observations. They answer questions about the phases of the moon and its position in the night sky. They identify the position of the sun, earth...
Curated OER
Writing a Plan for Wave Observation
In this observation worksheet, students practice writing a plan for observing waves including the instruments used, the objective of the observations and the process used to collect data.
Curated OER
Randomness and Information Worksheet
For this randomness worksheet, students calculate the probability of certain things happening by completing 4 different word problems.