These are all my absolute best classroom-tested puzzle time fillers that every teacher needs to have when a planned lesson ends earlier than anticipated or the kids just need a break at the end of the period.
How can you measure 6 liters, if you have a full 12 liter jug and empty 8 and 5 liter jugs? #riddle #brainteaser What about measuring all whole amounts from 1 to 12? Answer in blog: http://mindyourdecisions.com/blog/2015/09/13/the-3-jug-riddle-sunday-puzzle/#.VfXYpRFVhBc
CHEEZ-IT Area & Perimeter: "What a great way to introduce the concept of area and perimeter to kids! Start out creating squares and rectangles and find the area, perimeter. Then, have kids construct irregular polygons.
Great activity for kids to practice telling time. The dice have either numbers or 15 minute increments on it. Kids roll the die, and then have to put the right time on the clock. Great center idea - make up a wksht to log rolls and clock image