elementary

introductory

Serving as a beginning

• beginnerOne who lacks experience
• fundamentalForming the base
• essentialsIndispensable items or elements

basics · preliminary · initial · starting · simple · uncomplicated · straightforward · easy · plain · clear

cornerstone

Foundational building block

• bedrockSolid stone underground
• underpinningFoundational support beneath
• groundworkFoundational preparation for something

framework · base · footing · root · origin · beginning · foundation · core · essential · fundamental

particle

Minute piece of matter

• atomElement's smallest unit
• electronNegative subatomic particle
• protonPositive nuclear particle

neutron · quark · force · charge · mass · matter · substance · constituent · component · indivisible

kindergarten

Early schooling for youngsters

• classroomEducational instruction space
• teacherOne who instructs others
• studentOne formally enrolled somewhere

principal · recess · playground · homework · spelling · arithmetic · reading · writing · curriculum · textbook

Sherlock

Iconic Victorian-era investigator

• HolmesFictional London investigator
• WatsonCommon English surname
• obviousEasily perceived, unmistakable

self-evident · apparent · clear-cut · unmistakable · evident · manifest · plain · transparent · straightforward · logical

• childhoodchildhood, baby, child, kid, toys
• Basic Educationprimary school, grade school, kindergarten, preschool, K-12
• academicscholarly, academic, intellectual, erudite, learned
• academic levelskindergarten, first grade, second grade, third grade, fourth grade
• academic stagespreschool, kindergarten, first grade, middle school, junior high
• education levelskindergarten, middle school, high school, college, university