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Video

MathXplosion, Ep 24: Volumes and surface areas

Take two differently shaped containers, for example, a tall, skinny cylinder and a short wide one. Which one will hold more beads? The result may surprise you! It's all about capacity. Two containers with the same surface area can have very different shapes and sizes, so they can have different volumes and hold different ...

Interactive

Time tools: 12-hour to the half hour

Explore time by using the clock controls to change and match the times on analogue and digital clocks. Explore the features of 12-hour clocks. Match clock times to the time presented on a Master clock. Play a game and find the matching time cards in the smallest number of possible tries. This learning object is one in a ...

Interactive

Monster choir: making patterns

Help monsters in a choir to make animal sounds in order. Make a sequence of up to four sounds. Choose monsters so that their sounds match the sequence. Repeat the pattern to make a song.