Guides & How-tos · Worked examples · Real numbers

Home & Living guides

Step-by-step how-tos, head-to-head comparisons and honest roundups — every guide worked through with current figures, then backed by a RECATOOLS calculator or AI-directory entry so you can act on it.

185 guides published 15 topic areas Latest guide Aug 2026

All 185 AI & ML 47 Finance 27 Cybersecurity 24 Developer Tools 20 Science 10 Home & Living 5

A well-used orange and grey electric cement mixer standing on a building site, its drum crusted with dried mortar, beside scaffolding poles and a plastic bucket.

Home & Living 7 min

How Many Bags of Concrete Do You Actually Need?

Ask this site and you get 80 or you get 7. Both are right: one tool counts bags of ready-mixed concrete, the other count...

Eva Chin

Pub. 16 Aug

The edge of a tall stack of printed paper filling the frame.

Home & Living 7 min

One Checkbox Multiplies Your Ink Bill by Thirteen

Cartridge yields are rated against test pages averaging about 5 per cent ink coverage. We printed five of our own pages...

Amelia Wong

Pub. 11 Aug

Stainless steel measuring spoons marked 15 ml and 5 ml lying on a wooden worktop beside a digital kitchen scale, a glass measuring jug and a metal measuring cup.

Home & Living 7 min

How Many Ounces in a Cup? Eight — and That Is Why People Get It Wrong

Eight is correct, for one specific cup out of six in ordinary use. The largest is 57.9% bigger than the smallest, the cu...

Amelia Wong

Pub. 9 Aug

A white and teal bowl filled with dry dog kibble on a wooden floor, with a dog's front paws waiting at the edge of the frame and a few stray pieces scattered nearby.

Home & Living 7 min

How to Work Out How Much to Feed Your Dog or Cat

Almost every feeding mistake starts with the weight you type in. Use the animal in front of you and the sum returns the...

Amelia Wong

Pub. 9 Aug

Rows of weathered air-conditioner condenser units bolted to the balconies of a tropical apartment block at golden hour, laundry hanging between them, against a deep navy sky.

Home & Living 14 min

House Calculations for a Tropical Climate

Ask this site how much air-conditioning a Petaling Jaya bedroom needs and, until this week, you got two different answer...

Amelia Wong

Pub. 29 Jul