1 Q: Some kind of geometric bracket, the shape can be changed, or it can be folded up. 
A: This is a holder for a coffee filter. 
2 Q: What is the handmade wooden bowl used for?
A: This is a nut bowl and there should be a metal tongs in the middle to remove the fruit from the shell. 
3 Q: 10 pieces of wood were found in a box of old Christmas tree toys, what are they used for?
A: These are wooden reels that can be used to store ribbons, ropes, etc., to prevent them from getting tangled. 
4 Q: What is growing on my son's old plasticine?
A: These are salt crystals, and when the plasticine dries, the salt contained in it will precipitate to form crystals, which is not dangerous. 5 Q: A device that can be moved back and forth, but if you tighten them, they will be fixed, does anyone know what this is?
A: This is a sheet forming device. 
6 Q: I got a strange thing, the tube is hollow, the white brush is made of plastic, just enough to fit into the tube, probably used to clean the tube. 
A: This is a reusable metal straw. Be careful with these tubes, though, as they may bite your teeth. 7 Q: What does it look like to wear?But if you wear it on your neck and your arms are too wide, is it missing parts?
A: This is a punk-style leather bracelet with a ring worn on the middle finger.
8 Q: A tall, narrow wooden building was found in rural Canada.
A: This is used to store corn on the cob and dried corn. There should also be nets on top to prevent the corn from falling out.
9 Q: This small device was found on an ATM card reader.
Answer: This is a device used to defraud, when people insert the card into the ATM, it will block the bank card and cannot be withdrawn, ** usually wait nearby, when the customer goes to the bank to report the problem, it will immediately run to the ATM, take the bank card and leave. 10 Q: A closed, clear glass device, if you hold the bottom, the liquid in it will rise, some people speculate that it is used to measure blood pressure, but I'm not sure.
A: It is just a scientific toy that demonstrates the capabilities of liquids with very low boiling points. 11 Q: I got a gray shirt with a piece of fabric between the second and third buttons, does anyone know what this is for?
A: This is a stand for sunglasses. 12 Q: It is a steel frame with two glass beads, and the glass beads can be rotated inside the frame.
A: This is the sharpener of the razor. 13 Q: A green round tool with spikes, we found in an antique shop, no one knows what it is.
A: This is a tool for castrating livestock, and when you press the handle, the spikes separate a very tight elastic band, blocking blood flow to the livestock gao pills. 14 Q: Why do you see a bulge in the grille of the window in Spain?
A: This is to keep it safe when placing the pots.
15 Question: Does anyone know what this wood is used for?
A: This is a toy based on the principle of pneumatics.
16 Q: I've had this for several years, but no one knows what it is, about 9 centimeters tall, silver, shaped like a crown.
A: This is a spoon holder that can be placed on the edge of the pan. Most people think it's a useless accessory.
17 Q: My friend found this in his basement and we had absolutely no idea what it was.
A: This is a corn separator.
18 Q: A tapered metal, possibly aluminum, with hooks.
A: This is the cone used to collect sap on maple trees.
19 Q: What is this strange spectacle for?It can block some vision when you wear it.
Answer: These are the glasses that the Akismos use to prevent snow blindness, and sailors also wear these glasses to prevent glare on the water.20 Q: Received an inexplicable prize.
A: This is a tool used to thread a needle.
21 Q: What are these blue reflectors on a telephone pole for?
A: They are able to reflect the light emitted by the headlights of the car, which keeps the car on the road while driving away wildlife and keeping them away from the road, thus avoiding accidents. 22 Q: A rather heavy metal gadget, about the size of a keychain.
A: This is a device used to attach a tent to a wooden platform.
23 Q: Worthing Beach, England, is about 15 meters, the tip is metallic, what is this?
A: This is a method of defending against enemy ship mooring, and they were installed at a 45-degree angle during World War II to destroy the bottom of the ship, and it is often seen today during storms or low tides.
24 Q: There are strange cuts on the benches in the park.
A: This is the cutout used to park the bike, when you want to rest, you can park the bike directly, and then sit on the chair, no need to lock it.
25 Q: A tool in the form of scissors, with a spoon on one side and a ring on the other, I think it must be hundreds of years old.
A: This is a pineapple scissor that is used to remove the pineapple eye after cutting the peel.