1. Use the or and record your estimate. 2. Circle your estimate on the number chart. 3. Read Clue #1, if your estimate matches the clue, keep it! If it doesn't, make a new one! 4. Use the to record your explanation on why you kept or changed your estimate. 5. Continue until you've read all the clues. 6. Record your final estimate. 7. Use the to reveal the solution!
Visit Steve Wyborney's website for additional esti-mysteries for in person or synchronous instruction. https://stevewyborney.com/2019/09/51-esti-mysteries/