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We are going to:• learn how to measure time in the past. • read and discuss a story about a boy and the dream he had.

Unit 3 Time in Nature - Lesson 7

Which of these can tell time?

Let's talk!

Warm- up

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Timothy’s grandpa gave him an hourglass for his birthday.

His grandpa told him he could use it to tell time.

Let's read and discuss. hourglass: an object used to tell time with the use of sand or liquid.

How can the hourglass help tell the time?

What is in an hourglass?

Learn

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Timothy watched the hourglass before he fell asleep. That night, he had a strange dream. He dreamt that he was grown up and was living in the past.

past: a time long ago.Let's read and discuss.

Did dinosaurs live in the past?

What happened to Timothy?

Learn

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Checkpoint.

Where do you think Timothy went?

Learn

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He was in a pyramid in Egypt.

The Egyptians were the first to use an hourglass to tell the time. The hourglass they used had water in it.

Let's read and discuss. pyramid: a solid triangle structure that the Egyptians built in the past.

How did Egyptians tell the time?

Where do we find the pyramids?

Learn

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Timothy saw something in the sand. It was a sundial.

The part sticking up made a shadow in the sun. The shadow points to a number to show the time of day.

Let's read and discuss. sundial: a tool that tells the time using a shadow.

What does the sundial show?

What does the shadow point to?

Learn

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HINT: Fill in the blanks and make sentences.Let's retell the story.

Word Banksand hourglass pyramidsundial

1. An hourglass uses ____________ to tell time.

2. The shadow on a _______________ tells the hour of day.

3. Timothy was in an Egyptian ____________________. 4. The _________________ was used to tell time in the past.

Practice

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Let's discuss.

Have you used an hourglass?

What does an hourglass tell?

Have you seen a sundial?

What other things can tell time?

Apply

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hourglass, pyramid, dream, past, sundial, shadow, sand

In this lesson, we...

read a story about Timothy and his dream.

learned new words:

Do research online on how Chinese people measured time in the past.

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Wrap- up

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