Learners investigate shapes and sizes by creating a riddle.  In this geometry instructional activity, students read one of two books and investigate facts about an object's size.  Learners write a riddle using the facts they...

In this middle school mathematics learning exercise, students solve a riddle in which the solution is based on determining the least common multiple.  The one page learning exercise contains one problem.  Solution is given. 

In this riddle worksheet, learners solve 5 short riddles that are accompanied by pictures, writing what is described in each riddle beneath its picture.