youcubed: Penny Collection
youcubed (Stanford University)

This activity allows students to explore how numbers are composed, by having them look at different ways of grouping them.

youcubed: Friday 13th
youcubed (Stanford University)

Can you explain why every year must contain at least one Friday the thirteenth?

youcubed: How Many Are Hiding
youcubed (Stanford University)

In this class activity, students find the missing number to complete a number sentence while also seeing different representations made by other students.

youcubed: Pepperoni Pizza
youcubed (Stanford University)

Ask students roll a dice twice.

youcubed: Moving Colors
youcubed (Stanford University)

It encourages class participation and discussion as students explore equality as they move around the room.

youcubed: Snap It
youcubed (Stanford University)

Students work together to make different number combinations for a given number.

youcubed: Bowl A Fact
youcubed (Stanford University)

This task reminds us of Four 4’s because students are practicing number combinations to get specific results.

youcubed: How Close to 100?
youcubed (Stanford University)

This has become one of our most popular tasks and we are hearing about all sorts of creative adaptations.

youcubed: Foot Parade (K)
youcubed (Stanford University)

This activity allows students an opportunity to think creatively about numbers.

youcubed: Foot Parade (1-2)
youcubed (Stanford University)

This activity provides students an opportunity to think creatively about pairs of numbers and their sums.

youcubed: Number Talks (all ages)
youcubed (Stanford University)

Number talks, developed by Ruth Parker, are an activity you can do with your kids on a walk or in a moment you are sitting together.

youcubed: Math Cards (3-6)
youcubed (Stanford University)

In this activity we use the familiar structure of cards, but we have moved the emphasis to number sense and the understanding of multiplication without any time constraints.