Sponsored Post Learn from the experts: Create a successful blog with our brand new courseThe WordPress.com Blog

Are you new to blogging, and do you want step-by-step guidance on how to publish and grow your blog? Learn more about our new Blogging for Beginners course and get 50% off through December 10th.

Ceilings

Play With Your Math problems are designed to have low floors and high ceilings, but  designing a task which has a high ceiling can be really complicated. Take, for instance, 18. X-Factor: Of all the possible numbers I could have chosen for this problem, why did I choose 12? Here are three reasons. To make … Continue reading Ceilings