No one expects a math class to build geographers. No one browses to math.com to become a geographer. Source: almost 2 years ago

As a dad, might I recommend math.com, it is a great website. Source: almost 3 years ago

"Topics on the GED Math are number operations and number sense (about 20% to 30% of the test), measurement & geometry (approximately 20% to 30% of the test), data analysis and statistics (about 20% to 30% ), and Algebra (approximately 25% to 30%of the test). There are two parts on Mathematical Reasoning section. The first part contains 5 questions where calculators are not permitted. The second part contains 41... Source: almost 3 years ago

Check out stlfinder.com There are a lot of variations there. Source: 11 months ago

If you hop on thinigverse.com or printables.com or stlfinder.com and search for planters I think you'll find some great stuff, then you just need to find someone to print them for you! Source: over 1 year ago

Using stlfinder.com I have found some dxf files mixed into the stls but they seem to be scattered across a variety of the websites. Grabcad.com seems to have a larger collection than the rest. Source: over 1 year ago

You just check http://stlfinder.com/ each month to see what's available and buy into whichever one has what you want. There's no need to support every single patreon every single month. Source: over 1 year ago

The other big site is printables.com For searching online stlfinder.com often works well. Source: over 1 year ago