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In this activity about the baroreceptor reflex (BR) arc (page 123 of the PDF), learners discover the importance of maintaining adequate arterial blood pressure through a role playing exercise.

In this yummy biology activity (page 3 of the PDF), learners participate in a demonstration of natural selection.

In this simulation, learners model two elephant seal populations and how they change over time. Learners start with cards representing a variety of seals.

This activity is about collecting and analyzing DNA as part of a criminal investigation.

In this activity, learners play a game that models what happens as stem cells differentiate into different cell types.

Learners create a model of a wetland to observe how it absorbs and filters water from the environment.

In this activity related to climate change, learners create and explore topographical maps as a means of studying sea level rise.

In this forensics activity, learners solve a mystery using “DNA” taken from the scene of the crime.

In this activity about neuron/target muscle recognition (page 44 of the PDF), learners arranged in two rows facing away from each other use string to simulate neural development.

This fun and simple hands-on astronomy activity lets learners explore the difference between telescope magnification and resolution.

In this simulation, learners act out each digestive function of the organs, tissues, and cells in the digestive tract.

An estuary is a body of water that is created when freshwater from rivers and streams flows into the saltwater of an ocean.

This activity is a whole-group kinesthetic demonstration that shows learners what it means to be in a "risk group" for developing heart disease based on family history and genetics.

In this simulation, learners become birds different beak types. Learners use various tools to represent beaks to pick up seeds and place them in a petri dish.

In the wild, small crustaceans known as brine shrimp live in marine habitats such as saltwater lakes.

April showers bring May flowers, but what do coastal storms bring?

In this activity, learners will use cereal to conduct an experiment and investigate how decreased bone density is related to increased risk of bone fracture.

In this activity, learners investigate the food, water, and space needs of common livestock animals.