How can we separate iron blocks?

I made a door curtain out of old newspapers—what do you think, guys?

374 Views

Homemade rodenticide that is both eco-friendly and safe

7 Views

Action Figure|Dig out so many toy cars in the mud

40.9K Views

The Impossible Twelve Copper Pillars

4.6K Views

200 wooden track balls and large wave boards in multiple colors were tested successfully

160.8K Views

Topology puzzles from childhood

3.5K Views

I’m making a coping saw

11 Views

Cardboard track ball, rotating elevator successfully tested

12.4K Views

How powerful is a load-bearing bridge built with a few small wooden bars?

48 Views

Wooden track ball, tested successfully

14.2K Views

How to combine two fragments into an axially symmetrical figure?

21 Views

How could a six-piece T-shaped puzzle fit in?

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Small Tips for Sewer Pipe Dredging, Repair, and Connection

24 Views

Do you think these six nails can be placed on at the same time?

36 Views

Can you tell at a glance how it's put together?

160 Views

The Adventure of Rolling Balls in Life

24 Views

A big showdown of waxed leather textures—which one do you like best?

28 Views

unexpected results

1.3K Views

Do you know how to take out the Rubik's Cube from the bottle?

672 Views

How do you think it can be taken out?

3.6K Views