Unlike humans, turtles hatch as either male of temperature based on the temperature … Investigating Sea Turtles and Sex Determination
This worksheet explores a scientific research study in sexual dimorphism in parrots. Specifically, … CER – Variation and Sexual Dichromatism in Parrots
The range of tolerance describes the abiotic factors that limit populations in an … Exploring Range of Tolerance in Steelhead Trout
In this short exercise, students explore how limiting factors affect population growth. Students … Explore Limiting Factors and Carrying Capacity
Are you afraid of snakes? Many people are not fans. I keep a … Analyzing Data – Snake Detection Hypothesis (CER)
Students practice analyzing data from graphs in this exercise. Ideally, students will have … Analyzing Data – Explore Features of Biomes
Most ecology units start with the biosphere and explore how biomes are distributed … Investigating Algae Blooms and Dinoflagellates
Students explore community interactions on Isle Royale, a small island located in Lake … Ecology Case Study – The Wolves of Isle Royale
In this activity, students practice using codon charts to determine the amino acid … Investigation: DNA, Proteins, and Mutations
Homeobox (Hox) genes are responsible for the development of body plans in organisms. … Color Mutant Homeobox Genes in Drosophila
Rabbits have a variety of colors that cannot be easily interpreted with simple … Multiple Allele Traits in Rabbit Coat Color
I designed this activity to help my anatomy students learn the arteries and … Label the Arteries and Veins of the Circulatory System
The case study on Lucas is one of my most downloaded resources. I … Updated Case – A Tiny Heart (Ross Procedure)
My freshman class usually does a basic strawberry DNA extraction. This is a … Investigation: Compare DNA from Different Samples
How do you know if an animal can recognize itself in a mirror? … Can Fish Recognize Themselves in a Mirror (CER)
The color patterns of animals are quite complex. They aren’t easy to apply … The Genetics of Tortoiseshell and Calico Cats
Students examine several graphs that explore endothermy in animals. In the first graph, … How do Mammals Maintain Their Temperature (CER)
The Next Generation Science Standards (NGSS) includes a learning standard about feedback loops … Practice Feedback Loops of the Endocrine System
Photosynthesis is a complicated topic that requires students to develop mental models of … Observe Photosynthesis with this Easy Experiment
Students practice naming the muscles of the head with this simple coloring worksheet. … Color the Muscles of the Head and Neck
In my advanced biology classes, students take a closer look at photosynthesis. You … Light Independent Reaction and Calvin Cycle
Have you ever seen a beautiful red cardinal in your backyard? This bird … How Did the Cardinal Get His Red Feathers (CER)
First year biology students explore a variety of animals during dissections and live … Investigation: External Anatomy of a Crayfish
Students explore a case of a woman with general fatigue, slowed speech, and … Case Study: Neurons and Cell Communication
Sea otters live in extremely cold waters of a North Pacific Habitat. They … Adaptive Thermogenesis in Sea Otters (CER)
I modified this CER from the NSTA case study called “Shooting the Poop.” … Why Do Caterpillars Fling Their Frass? (CER)
AP Biology students will relearn mitosis and cell division, though with older students, … Exploring Senescence and the Hayflick Limit (CER)
Biology students learn about bacteria in this short unit. I mainly focus on … How Do Bacteria and Viruses Make You Sick?
The sliding filament model of muscle contraction is a challenging concept for anatomy … Labeling Exercise on the Sliding Filament Model
Biointeractive has a huge amount of great resources for evolution. I use the … The Beak of the Finch (HHMI) Video Worksheet
As part of the skeletal system unit, anatomy students explore each bone and … Label the Bones of the Appendicular Skeleton
Students evaluate a claim made by researchers that wasp venom could be used … Brazilian Wasp Venom Kills Cancer Cells – CER
What is the difference between a ripe banana and a green banana? Students … Investigation: Bananas, Starch, and Plastids
This module walks students through the skeletal anatomy of the hand and the … Learn the Bones of the Hand and Foot
I created this module for sub plans where students are learning about connective … Connective Tissues Learning Module
In AP Biology, early units focus on the chemistry of life which includes … Investigation: Properties of Water with Lab Stations