Curated OER
Investigating What Makes Fruit Go Brown
Is there anything that can be done to slow the browning of fruit once it has been cut? High schoolers determine the answer through five different investigations involving apples, potatoes, and chemical reactions. After each experiment,...
Curated OER
Bug Detective
What happens when a living thing dies? After reading a paragraph of background knowledge on the life cycle of bugs, third and fourth graders work through four clues to figure out which bug is which. When they finish, they can study the...
Curated OER
Investigating an Enzyme-controlled Reaction: Catalase and Hydrogen Peroxide Concentration
Are you looking for a way to measure cellular respiration? Try it with pureed potatoes. With some standard high school science equipment, biologists can perform an investigation and collect data surrounding byproducts of respiration. You...
Curated OER
Science Writing
In this science writing activity, learners read about the details used in science writing such as facts, observations and conclusions. They answer 5 questions about paragraphs they read and they identify the differences between science...
Curated OER
Watering Soil
In this watering soil worksheet, students complete a simple activity, following directions to use a watering can to sprinkle, pour slowly, then pour "faster" onto soil and write about what they notice. Teacher guide is on page 2.