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The And Goat works in the same way as the computer And Gate.
The And Goat is a fantastic project to make with students aged twelve and up. By building this logic goat, students will be improve their accurate cutting and scoring skills. Students will also gain a hands on understanding of the functioning of a logical and gate.

Press either button on its own and the goat doesn't nod.
Press one button AND the other button and the goat nods.

Download the And Goat project file.

Step 1:

Download the file. Print out the parts onto thin card. (230 micron 67lb) Notice that the part sheets are marked front and back. Print out one side, flip the card over, return it to the printer and print the other side. Let the ink dry completely before starting to make the model.

Score along the dotted and dashed lines before carefully cutting out the pieces.
Fold up and make the box as shown above.

Step 2:

Find four coins to act as weights. UK one penny pieces are perfect. 20mm diameter / 4 grams.

Wrap each coin in a coin holder.

Step 3:

Assemble both the buttons as shown and glue one of the coins into the marked area.

Step 4:

Glue the pushrod onto the grey pad.

Step 5:

Assemble the box top stiffener and glue it to the grey area.

Step 6:

Glue each of the assembled buttons onto the colour matched tabs making sure that the push rod is threaded up through the hole in the box top.

Step 7:

Make up the pivot and glue on the hinge.

Assemble the two lift links and glue them to the grey areas on the pivot.

Step 8:

Fold round and glue together the neck. Glue the heck to the hinge as shown.

Step 9:

Glue the two push rod ends to the lift links as shown.

Step 10:

Glue a coin pack to each side of the lift links in the position shown.

Step 11:

Fold round and glue together the side inners and glue them to the inside of the body.

Step 12:

Glue the legs to the grey areas.

Glue the alignment piece to the inside of the body.

Step 13:

Assemble the head and glue on the horns.

Step 14:

Glue the head to the neck.

Step 15:

Glue the head assembly to the alignment piece.

Step 16:

Join the two parts of the pushrods together.

Step 17:

Glue the feet to the box top.

Fit the body end into place and glue on the tail.

Step 18:

Done! Press one button AND the other and the goat nods.

Logical captain!
<p><strong>TTL</strong> file is a <strong>Tera Term</strong> Macro. <strong>Tera Term</strong> is an open-source, free, software implemented, terminal emulator (communications) program.</p>
Cool! Is all I can say.
I can't download the PDF please help me :( What do I do?
So cute!!
BRILLIANT!!!!! Totally love it :-)
That is sooooooo cute! Well done!
Oh my goodness that is amazingly amazing!

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