Christmas Mystery Box Back to the calendar Christmas Mystery Box Back to Resources The precious map of Santa's journey is safely locked away. Say the magic word and the box will open! Unfortunately, Santa has memory problems! But don't worry the clever elves [...]
Snow Problem Back to the calendar Snow Problem Back to Resources Which event is most likely to happen? An idea from the book Think Twice by Alex Bellos Use the 'Check' button to verify your answer. [...]
Free the Cookies Back to the calendar Free the cookies Back to Resources Delicious cookies have been locked in a safe. Unfortunately, the 4-digit combination has been forgotten. Solve the riddle and free the cookies! Click on the image to see a larger [...]
How Old? Back to the calendar How Many? Back to Resources Paul, Niamh, Lucy and Dara are four siblings. Solve the riddle and figure out their age. Use the 'Check' button to verify your answers. Download a paper version at the bottom of [...]
How Many? Back to the calendar How Many? Back to Resources The elves are getting ready to wrap presents. They have different sized boxes for the different items. Solve the riddle and figure out how many boxes they can wrap. Use the 'Check' [...]
Santa's Workshop Back to the calendar Santa's Workshop Back to Resources The elves are working hard in Santa's workshop. Solve the riddle and figure out how many toys the team is building. Use the 'Check' button to verify your answers. Download a paper [...]
Santa's Workshop Back to Resources The elves have to finish the toys. Unfortunately, they have run out of wheels! Solve the riddle and help them order the right number of wheels. Use the 'Check' button to verify your answers. Download a paper version at the bottom of the page. [...]
