How Does it Affect Plants?
Middle schoolers examine the effects of acid rain on plants. They observe the growth of seeds and the health of different plants for a month. They share their findings with the community.
6th - 8th Science 3 Views 6 Downloads
New Review Temperature and the Rate of a Chemical Reaction
Putting glow sticks in the freezer makes them last longer, but why is that? Lesson focuses on how temperature impacts the rate of a chemical reaction. It begins with a teacher demonstration, then scholars design their own experiments...
6th - 8th Science CCSS: Designed
New Review Polar Detectives: Using Ice Core Data to Decode Past Climate Mysteries
How does examining an ice core tell us about weather? Learners set up and explore fake ice cores made of sugar, salt, and ash to represent historical snowfall and volcanic eruptions. From their setups, scholars determine what caused the...
6th - 12th Science CCSS: Adaptable
Sequencing the Stages: Understanding H.I.V. Infection at the Molecular Level
How does HIV operate at the molecular level? Pupils discover the progression from a healthy immune cell to one infected with HIV, watch an animation of the HIV life cycle, and finally identify each of the stages with illustrations on...
7th - 12th Science CCSS: Designed
Dark Matter: How Does it Explain a Star's Speed?
Studying spiral galaxies can make your head spin! With this video, find out how astronomers calculate a galaxy's rotational speed, and how the prediction that the outermost stars slow down does not seem to be true. The mystery may be...
3 mins 6th - 12th Science CCSS: Adaptable