Archives: Knowledge Base

Preschool and Kindergarten

Metaphor

Similes

Alliteration

Evolution

Materials

States of matter

Fossils

Adaptations

Vertebrates and Invertebrates

Warm Blooded and Cold Blooded

Herbivores, Carnivores and Omnivores

Animal Groups

Animal Life Cycle

Animal and Plant Cells

Plant Growth and Reproduction

Vascular and Non-Vascular Plants

Parts of a Plant

Blood Types

Blood Components

Blood Vessels

Eukaryotic and Prokaryotic Cells

Skeleton

Food Groups

Types of muscles

Level of organization

Teeth

Organ Systems

Who, What, Where, When, Why and How

Vocabulary

Parts Of A Story

Literary Devices

Types of Syllables

Tenses

Homonyms

Sentence Structures

Fiction and Nonfiction

Subject and Object

Determiners

Silent Letters

Descriptive Writing

Self-Introduction

Demonstratives

Count and Noncount Nouns

Rhyming Words

Conditionals

Quantifiers

Comparatives and Superlatives

Homophones

Pronunciation

Common Mistakes in Language Arts

Clause and Phrase

Point of View

Cause and Effect

Plural Spelling Rules

Phrasal Verbs

Apostrophe rules

Passive Voice and Active Voice

Personal Titles

Alphabet

Vocabulary Building

Cultural information about Spanish-speaking countries

Pronunciation and the Spanish alphabet

Numbers and Counting

Basic Spanish greetings and introductions

Introduction to Spanish

CSS (Cascading Style Sheets)

Mary Cassatt

Malala Yousafzai

Ida B. Wells

Booker T. Washington

Sojourner Truth

Elizabeth Cady Stanton

Robert Smalls

Jackie Robinson

Thurgood Marshall

Nelson Mandela

Martin Luther King, Jr.

Mohandas Gandhi

Frederick Douglass

Cesar Chavez

Ruby Bridges

Harriet Tubman

Mother Teresa

Harriet Beecher Stowe

Sally Ride

Rosa Parks

Helen Keller

Anne Frank

Queen Elizabeth II

Queen Elizabeth I

Amelia Earhart

Princess Diana

Marie Curie

Hillary Clinton

Nellie Bly

Clara Barton

Susan B. Anthony

Abigail Adams

Pharaohs of Egypt

Mao Zedong

Queen Victoria

Margaret Thatcher

Eleanor Roosevelt

Colin Powell

Joan of Arc

King Henry VIII

Mikhail Gorbachev

Genghis Khan

Queen Elizabeth I

Winston Churchill

Charlemagne

Fidel Castro

Julius Caesar

Napoleon Bonaparte

Alexander the Great

Oprah Winfrey

Sam Walton

Levi Strauss

Martha Stewart

John D. Rockefeller

Steve Jobs

Milton Hershey

Bill Gates

Clefs

Henry Ford

Thomas Edison

Walt Disney

Andrew Carnegie

Land Pollution

Air Pollution

Water Pollution

The Ozone Layer

Recycling

Forest Fires

Ice Age

Tsunamis

Ocean Tides

Ocean Waves and Currents

Wind Power

Wave and Tidal Energy

Solar Power

Hydropower

Biomass Energy

Geothermal Energy

Phases of the Moon

Renewable Energy

Coral Reef

Freshwater

Marine

Taiga Forest

Temperate Forest

Tropical Rainforest

Tundra

Savanna

Seasons

Weather Forecasting

Tornadoes

Hurricanes

Dangerous Weather

Clouds

Wind

Weather

Climate

Atmosphere

Earthquakes

Volcanoes

Mountains

Soil Science

Biotic and Abiotic

Erosion

Plate Tectonics

Minerals

Rocks

Composition of the Earth

Nitrogen Cycle

Water Cycle

Oxygen Cycle

Carbon Cycle

Food Chain and Web

Geology

Relativity – Light and Time

Nuclear Energy and Fission

Quarks

Theory of Relativity

The Eye and Seeing

Lenses

Electromagnetic Waves

Photons

Light as a Wave

Light Spectrum

Intro to Light

The Ear and Hearing

How Musical Notes Work

The Sound Wave

Pitch and Acoustics

Basics of Sound

Wave Behavior

Properties of Waves

Intro to Waves