How does the oven work?

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Well, the sun's light rays are collected by the foil flap and concentrated inside the box. The rays are transformed into thermal energy that slowly raises the temperature inside the box, causing the food to cook. ” Museum of Science and Industry

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How to Build a Solar Oven

Materials

• Pizza box {empty}

• Aluminum foil

• Plastic wrap

• Tape

• Scissors

• Ruler

• Paper Plate

• Food to cook

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Directions

1. Cut a flap in the top of the pizza box leaving a 2 cm border on the sides and front.   Wrap the bottom side of the flap and the interior of the pizza box with aluminum foil “ shiny side out “ and tape in place.

2. Cover the opening created by the flap with plastic wrap and tape into place.

3. Place food to be cooked on a paper plate inside the solar oven.   Prop the flap open with a ruler in position to reflect the sun into the oven.

4. Let the sun bake the food.   Depending on the time of day, heat and other variables, it may take up to an hour.

5. Be careful removing food {it will be hot!}

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