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Photo for Polly O'Shea
Polly O'Shea

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Still image from: Crash Course Biology: Ecology--Rules for Living on Earth
Crash Course Biology
Season 0 / Ep 40
9 minutes 49 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Eukaryopolis--The City of Animal Cell
Crash Course Biology
Season 0 / Ep 104
11 minutes 12 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Evolution--It's a Thing
Crash Course Biology
Season 0 / Ep 120
11 minutes 13 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Evolutionary Development Chicken Teeth
Crash Course Biology
Season 0 / Ep 117
10 minutes 20 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Fungi--Death Becomes Them
Crash Course Biology
Season 0 / Ep 139
11 minutes 20 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Great Glands--Your Endocrine System
Crash Course Biology
Season 0 / Ep 133
10 minutes 59 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Heredity
Crash Course Biology
Season 0 / Ep 109
9 minutes 59 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Meiosis Where the Sex Starts
Crash Course Biology
Season 0 / Ep 113
11 minutes 14 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Membranes and Transport
Crash Course Biology
Season 0 / Ep 105
11 minutes 21 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Mitosis Splitting Up Is Complicated
Crash Course Biology
Season 0 / Ep 112
10 minutes 26 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Natural Selection
Crash Course Biology
Season 0 / Ep 114
12 minutes 25 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Old and Odd Archaea, Bacteria, and Protists
Crash Course Biology
Season 0 / Ep 135
11 minutes 51 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Photosynthesis
Crash Course Biology
Season 0 / Ep 108
12 minutes 49 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Plant Cells
Crash Course Biology
Season 0 / Ep 106
10 minutes 3 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Population Genetics When Darwin Met Mendel
Crash Course Biology
Season 0 / Ep 118
10 minutes 43 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Simple Animals--Sponges, Jellies, and Octopuses
Crash Course Biology
Season 0 / Ep 122
11 minutes 3 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Speciation of Ligers and Men
Crash Course Biology
Season 0 / Ep 115
10 minutes 4 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Taxonomy Life's Filing System
Crash Course Biology
Season 0 / Ep 119
11 minutes 53 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: The Nervous System
Crash Course Biology
Season 0 / Ep 126
11 minutes 37 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: The Plants and the Bees--Plant Reproduction
Crash Course Biology
Season 0 / Ep 138
9 minutes 48 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: The Reproductive System--How Gonads Go
Crash Course Biology
Season 0 / Ep 134
11 minutes 32 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: The Sex Lives of Nonvascular Plants--Alternation of Generations
Crash Course Biology
Season 0 / Ep 136
9 minutes 40 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: The Skeletal System--It's ALIVE!
Crash Course Biology
Season 0 / Ep 130
12 minutes 42 seconds
Grade Level: 9 - 10
ASL
Still image from: Crash Course Biology: Vascular Plants = Winning!
Crash Course Biology
Season 0 / Ep 137
11 minutes 25 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Biology: Water--Liquid Awesome
Crash Course Biology
Season 0 / Ep 102
11 minutes 2 seconds
Grade Level: 9 - 12
Still image from: Crash Course Chemical: Equilibrium Equations
Crash Course Chemistry
Episode 29
8 minutes 44 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Buffers the Acid Rain Slayer
Crash Course Chemistry
Episode 31
10 minutes 51 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Calorimetry
Crash Course Chemistry
Episode 19
11 minutes 50 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Effusion, Diffusion, and the Velocity of a Gas
Crash Course Chemistry
Episode 16
10 minutes 24 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Energy and Chemistry
Crash Course Chemistry
Episode 17
8 minutes 9 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Enthalpy
Crash Course Chemistry
Episode 18
10 minutes 27 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Equilibrium
Crash Course Chemistry
Episode 28
9 minutes 57 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Lab Techniques and Safety
Crash Course Chemistry
Episode 21
8 minutes 18 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Liquids
Crash Course Chemistry
Episode 26
10 minutes 14 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Orbitals
Crash Course Chemistry
Episode 25
10 minutes 46 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Partial Pressure and Vapor Pressure
Crash Course Chemistry
Episode 15
11 minutes 3 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: pH and pOH
Crash Course Chemistry
Episode 30
11 minutes 16 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Real Gases
Crash Course Chemistry
Episode 14
11 minutes 23 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Chemistry: Solutions
Crash Course Chemistry
Episode 27
7 minutes 31 seconds
Grade Level: 9 - 12
Still image from: Crash Course Chemsitry: Atomic Hook-Ups--Types of Chemical Bonds
Crash Course Chemistry
Episode 22
8 minutes 52 seconds
Grade Level: 9 - 12
ASL
Still image from: Crash Course Kids Engineering: A Case of What-Ifs
Crash Course Kids Engineering
Episode 7
3 minutes 53 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Engineering: Architecture Adventure
Crash Course Kids Engineering
Episode 16
4 minutes 26 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Engineering: Bowled Over--Isolating Variables
Crash Course Kids Engineering
Episode 9
4 minutes 37 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Engineering: Defining a Problem
Crash Course Kids Engineering
Episode 3
3 minutes 39 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Engineering: Defining Success
Crash Course Kids Engineering
Episode 4
3 minutes 58 seconds
Grade Level: 4 - 8
ASL
Still image from: Crash Course Kids Engineering: Designing a Trial
Crash Course Kids Engineering
Episode 13
4 minutes 34 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Engineering: Engineering Games
Crash Course Kids Engineering
Episode 8
3 minutes 17 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Engineering: Fixing Failure Points
Crash Course Kids Engineering
Episode 12
4 minutes 1 seconds
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Engineering: Got Some Solutions?
Crash Course Kids Engineering
Episode 5
4 minutes
Grade Level: 3 - 6
ASL
Still image from: Crash Course Kids Engineering: Let's Build a City
Crash Course Kids Engineering
Episode 17
4 minutes 12 seconds
Grade Level: 3 - 6