† Department of Chemistry, Wayne State University, Detroit, Michigan 48202, United States ‡ Department of Civil and Environmental Engineering, Wayne State University, Detroit, Michigan 48202, United ...

If you're struggling to read the labels on the side of your socket set, you can etch clearer numbers with a little DIY magic.

The three-step process of tracing the letter with a sponge (wet), repeated tracing with ... teachers can have children place textured objects (like leaves, coins, sandpaper, or stencils) under a sheet ...