Content Update: June 2020 (New content in Art, US and World History, ELA Beta, Math, and more!)

We know that there's a lot going on in the world right now, but we hope you'll find joy and peace in learning with us. In June, we brought you new content in Art History, US and World History, ELA Beta, India Math and Science, Get Ready for Grade Level Math, and more.

Arts and Humanities

Art of Africa (Articles)

• The Imagery of Power on Benin Bronze Plaques
• Benin Art: Patrons, Artists and Current Controversies

Art of the Americas to World War I (Article)

• Chancay Standing Female Figure

Europe 1300 - 1800 (Articles and 1 Video)

• A Renaissance St. James as pilgrim (Video)
• Japonisme
• Introduction to Neo-Impressionism, Part I
• Introduction to Neo-Impressionism, Part II
• Neo-Impressionist Color Theory
• The Pont-Aven School and Synthetism
• James Ensor, Christ’s Entry into Brussels in 1889
• The Nabis and Decorative Art
• The Nabis and Symbolism
• Art Nouveau

Modernisms 1900-1980 (Articles)

• Primitivism and Modern Art
• Formalism I: Formal Harmony
• Formalism II: Truth to Materials
• Expression and modern art
• Modern art and reality
• Cubism and multiple perspectives
• Pablo Picasso, Portrait of Daniel-Henry Kahnweiler
• The Cubist City – Robert Delaunay and Fernand Léger
• Salon Cubism
• Georges Braque and Pablo Picasso: Two Cubist Musicians
• Pablo Picasso, The Three Musicians
• Georges Braque, Violin and Palette
• Juan Gris, The Table
• Pablo Picasso, Three Women
• Cubist Sculpture I
• Cubist Sculpture II
• De Stijl, Part I: Total Purity
• De Stijl, Part III: The Total De Stijl Environment
• De Stijl, Part II: Near-Abstraction and Pure Abstraction
• Umberto Boccioni and the Futurist City
• Futurist Free Word Painting
• Gino Severini, Dynamic Hieroglyph of the Bal Tabarin
• Simultanism: Robert Delaunay
• Sonia Delaunay
• Purism
• Suprematism, Part I: Kasimir Malevich
• Suprematism, Part II: El Lissitzky
• Constructivism, Part I
• Constructivism, Part II
• Tatlin’s Tower
• Kasimir Malevich and Cubo-Futurism
• Russian Neo-Primitivism: Natalia Goncharova and Mikhail Larionov
• Dada politics
• Dada collage
• Dada Readymades
• Dada Manifesto
• Dada Pataphysics
• Dada Performance
• Surrealist Techniques: Automatism
• Surrealism: Origins and Precursors
• Surrealism and Psychoanalysis
• Surrealist Techniques: Subversive Realism
• Surrealist Techniques: Collage
• Surrealist Photography
• Surrealist Exhibitions
• Surrealism and Women
• Der Blaue Reiter
• Franz Marc and the animalization of art
• Kandinsky, Apocalypse, Abstraction
• Expressionism as Nordic?
• André Derain, The Dance
• Fauve Landscapes and City Views
• Henri Matisse, Open Window, Collioure
• The Bauhaus, an Introduction
• The Bauhaus and Bau
• The Bauhaus: Marcel Breuer
• The Bauhaus: Marianne Brandt
• Neue Sachlichkeit (New Objectivity) – An Introduction

US History (Articles)

• Frederick Douglass, "What to the Slave is the Fourth of July?"
• Juneteenth

World History Project - Origins (Beta) (Videos and Articles)

• WATCH: Guilds, Wool, and Trade ⁠— Medieval England in a Global Economy (Video)
• WATCH: The Origins of the Industrial Revolution (Video)
• WATCH: Britain and World War I (Video)
• READ: Teotihuacan and Classic Mesoamerica (Articles from here to end of list)
• Long-Distance Trade in the Americas
• BEFORE YOU WATCH: Guilds, Wool, and Trade — Medieval England in a Global Economy
• READ: Religious Syncretism in Colonial Mexico City
• BEFORE YOU WATCH: Origins of the Industrial Revolution
• BEFORE YOU WATCH: Britain and World War I
• READ: The Mexican Revolution

Computing

AP Computer Science Principles (Articles and Exercises)

• Open access research (Article)
• Passage-based question format (Article)
• Passage-based question 1 (Exercise)
• Passage-based question 2 (Exercise)

ELA Beta

2nd Grade Reading & Vocabulary (Articles and Exercises)

• Welcome to this unit about the moon! (Article)
• The Moon: unit vocabulary (Article)
• The Moon: vocabulary; All About the Moon 2 (Exercises from here to end of list)
• The Moon: reading creative fiction; Milo and the Moon 2
• The Moon: reading informational text; All About the Moon 2
• The Moon: reading informational text; Effects of the Moon 2
• The Moon: reading poetry; The Beautiful, Mysterious Moon 2

3rd Grade Reading & Vocabulary (Articles and Exercises)

• Welcome to the Homes unit! (Article)
• Homes: unit vocabulary (Article)
• Homes: vocabulary; Have Home, Will Travel 3 (Exercises from here to end of list)
• Homes: reading realistic fiction; A New Home 3
• Homes: reading informational text; Have Home, Will Travel 3
• Homes: reading realistic fiction; Feels Like Home 3
• Homes: reading informational text; Under One Roof 3

4th Grade Reading & Vocabulary (Articles and Exercises)

• Welcome to the Superheroes unit! (Article)
• Superheroes: unit vocabulary (Article)
• Superheroes: vocabulary; Superheroes around the World 4 (Exercises from here to end of list)
• Superheroes: reading creative fiction; Escape 4
• Superheroes: reading informational text; Superheroes around the World 4
• Superheroes: reading drama and fiction; Super Stinky 4
• Superheroes: reading informational text; Superhero Diversity 4

5th Grade Reading & Vocabulary (Articles and Exercises)

• Welcome to the Athletes in Action unit! (Article)
• Athletes in Action: unit vocabulary (Article)
• Athletes in Action: vocabulary The Godmother of Title IX 5 (Exercises from here to end of list)
• Athletes in Action: reading informational text; Fast and Female 5
• Athletes in Action: reading informational text; The Godmother of Title IX 5
• Athletes in Action: reading informational text; Muhammad Ali 5
• Athletes in Action: reading poetry; The Coach 5

Math

3rd Grade Math (Exercise)

• Identify unit fractions

Class 10 Math (India) - Hindi (Exercise)

• Right triangle trigonometry word problems

Class 11 Math (India) (Exercises)

• Graph a circle from its expanded equation
• Graph a circle from its features
• Graph a circle from its standard equation
• One-sided limits from graphs

Class 12 Math (India) (Exercises)

• Continuity at a point (graphical)
• Limits of combined functions: products and quotients
• Limits of composite functions

Class 5 Math (India) (Exercise)

• Solve problems with bar graphs

Class 6 (Foundation) (Exercises)

• Make bar graphs
• Make picture graphs
• Solve problems with picture graphs

Class 6 Math (India) - Hindi (Exercise)

• Identify shapes

Differential Calculus (Exercises)

• Continuity over an interval
• Connecting limits and graphical behavior
• Infinite limits: graphical
• Limits at infinity: graphical
• Classify discontinuities

Get Ready for 3rd Grade (Videos and Exercises)

• Place value tables within 1,000 (Video)
• Use place value blocks to show numbers within 1,000 (Video)
• Adding with arrays (Video)
• Using arrays in word problems (Video)
• Understanding even and odd numbers visually (Video)
• Place value blocks within 1,000 (Exercises from here to end of list)
• Place value tables within 1,000
• Identify the value of a digit (ones, tens, hundreds)
• Measure lengths (inch, ft)
• Partitioning rectangles
• Units of length (inch, ft)
• Units of length (cm, m)
• Array word problems
• Understand even and odd numbers visually

Get Ready for 3rd Grade (Videos)

• Word form and expanded form
• Number and word form of a number

High School Geometry (Exercise)

• Reflective symmetry of 2D shapes

Partner Content

Camp Khan (Articles)

• Messages to Parents and Students
• Camp Khan program overview

Big History Project (Video)

• How Were Stars Formed?

Science

AP Chemistry Beta (Exercise)

• Separation of solutions and mixtures chromatography

Class 10 Chemistry (India) (Articles and Exercises)

• Single and multiple covalent bonds (Article)
• Endothermic vs. exothermic reactions (Article)
• Water of crystallization (Exercises from here to end of list)
• Effect of dilution of acids and bases
• Overview: Reactions of acids and bases
• Homologous series: Identify next members
• Corrosion and rancidity
• Acidic, basic, and amphoteric oxides
• Identify ions present in ionic compounds

Class 10 Physics (India) (Exercises)

• Finding cost of electrical operation
• Resistance and resistivity
• Finding currents and voltages (mixed circuits)

Class 11 Physics (India) (Exercise)

• Predicting motion using the center of mass

Class 12 Physics (India) (Video and Article)

• Field due to spherical shell of charge (Video)
• Electric field due to spherical shell of charge (Article)

Test Prep

Official SAT Practice (Article)

• Solving systems of linear equations | Lesson