Create your own centimeter ruler. Then, estimate and measure with lengths with it. Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Think through ...

Choosing to have a baby can be a magical experience. But there are also many unknowns that come with pregnancy. You’re doing everything you can to care for your body and your unborn child, but you may ...

If the term body mass index (BMI) sends a shudder of anxiety down your spine, you're not alone. The test — meant to measure a person's body fat based on their height-to-weight ratio — has been used as ...