These logic puzzle activities are perfect for gifted and talented kindergarten, 1st grade & 2nd graders who need an extra challenge! They are great for math centers, homework, enrichment and early finishers. Students must use logic, reasoning, and critical thinking to determine the numeric value of each picture in the puzzle. They will use their knowledge of doubles facts to really "unlock" the problem- but there might be some trial and error involved as they persevere to figure out each probl