You may also like

problem icon

What Number?

I am less than 25. My ones digit is twice my tens digit. My digits add up to an even number.

problem icon

Odd Tic Tac

An odd version of tic tac toe

problem icon

Break it Up!

In how many different ways can you break up a stick of 7 interlocking cubes? Now try with a stick of 8 cubes and a stick of 6 cubes.

Grouping Goodies

Stage: 1 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

Pat has no more than $20$ sweets in a bag.


She counts her sweets in groups of two. She has one left over.

Then she counts her sweets in groups of five. She has $2$ left over.

How many sweets could Pat have? Is there another answer?