Sharpen your student's mental math, problem solving, & estimation skills by taking them through a month of estimating how many seasonal items are in a jar. Focusing on numbers through 100 (K) 120 (1st) & reviewing all math areas, the four hints for each jar lead young learners to the correct answer. This is a fun, challenging supplement to any Math program! You will get hints and ideas to use with your own jar and easy to find seasonal items. Create your own Estimation Station to last fo