If you want to know what time it is, you’ll have to do a little work with this clock. Meet Albert, a wall clock for children that breaks down the current time into math problems. Named after Albert ...

As Barbie once famously said, “Math class is tough.” She stopped saying it pretty quickly because everybody worried she was propagating negative stereotypes about girls, but let’s face facts: it’s ...

Welcome to CHEAP, our series about things that are good, but most of all, cheap. CHEAP! You might think the world is complicated enough and there’s no need to make basic tasks harder, right? Right?

For centuries, math problems have usually lulled sleep-deprived souls to sleep, but one app-maker is betting they’re just the ticket to wake you up. A new alarm-clock app rouses tired users by making ...

Now, we will use the value of 1 caterpillar (with 5 nodes and 1 flower) to solve the next rows of problems. Row 2: Now, we have 1 clock (with 6’o clock) + 1 clock (with 6’o clock) + 1 caterpillar = 19 ...