chestnut

PRESENTATION

We like chestnuts

Objectives:We know what material is in the chestnutWe perform the starch presence testWe make connections with real life experiences.

A STEAM Integratade Classroom Lesson

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What do we know about chestnuts?

LEAF

FLOWER

FRUIT, SEED

The chestnut seeds feed on forest animals - wild boar, deer, due to the high starch content, which is a reserve material accumulated for a young plant.

What's in chestnut?

Time for an experiment

Is starch a chestnut spare material?

What is the color of flour and chestnut before carrying out the experiment?How has the color of both materials changed after instillation with Lugol?Lugol's liquid reacted with the starch in mature chestnuts and changed their color in blue-purple.

Lugol's liquid is used for simple starch detection tests.

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What is the difference between the chestnuts inedible and the edible?

Chestnuts growing in Poland are not edible for humans, because they contain chemicals that affect the unattractive taste and have an adverse effect on the body.

We're trying chestnuts

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What is the difference between the chestnuts inedible and the edible?

Chestnut is a tree that loves heat so it is difficult to find it in Poland with our harsh winter climate. It is a unique tree, can live several thousand years (!) And grow to a huge size.

The best chestnuts are on the pigalle square in Paris

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Famous Polish song about chestnuts and love

Count how many times the word KASZTANY appears in the song :-)GOOD Luck!!!

Let's play with chestnuts

EVALUATION

Project e-twinning Let's steamSP nr 16 im. T. Halika Warsaw, class 2c

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Project supervisor: Edyta Karwowska