Maths problems are usually written in words and often have more than one step. You might not be able to work them out in your head. You need to work in steps to find the answer: Step 1 - Read through ...

Vertebrates are animals that have a spine (backbone) inside their body. Other organisms, like spiders and snails, that don’t have a backbone are called invertebrates. Fran: Here at the farm there are ...