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Lesson 1 · Clock Anatomy

Meet the Clock!

Before we can tell time, let's meet the clock itself — one big circular face and three busy hands!

Part 1 · The Face

One Big Circle

Every analog clock starts as one big circle called the face. Twelve numbers stand in a perfect circle from 1 all the way to 12!

Part 2 · The Hands

The Three Hands

Tap a hand in the specimen display case below to isolate it on the clock and learn its job!

10:10:30 LIVE SYNC

Tap a hand below to make it light up on the clock!

Hour Hand

Short & Thick

Moves Slowest

Minute Hand

Long & Thin

Medium Speed

Second Hand

Thinnest & Longest

Moves Fastest
Part 3 · Speed Check

Who Moves the Fastest?

Let's speed up time into hyper-drive! Watch how fast the pink second hand zooms while the hour hand slowly moves.

Part 4 · Workshop

Clock Builder Workshop

Can you assemble a clock step-by-step? Click the correct part in order to build our master clock!

PROGRESS: Step 1 of 4
1. Attach Clock Face & Numbers
Challenge Quiz Score: 0/6

Clock Anatomy Challenge

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Lesson 1 Mastered!

Sensational job, Time Explorer! You know the face, numbers, hour hand, minute hand, and second hand!

Grade 2 Math Return to Math Hub