Every Super Movers times table video for both KS1 and KS2 in England and Northern Ireland, Progression Step 1 and 2 in Wales and 1st and 2nd Level in Scotland.

Super Movers: Scottish Times Tables Early 2 Times Table Get your Early Level students active in class by doing the 2 times table stomp with Chelsea mascot, Bridget the Lioness.

A PriorityQueue is a list that always keeps its items sorted based on some rule, like smallest to largest. So, when you take an item out, you always get the one with the highest (or lowest) priority.