I will pick 3 different digits, and use them once each to make a time. Then, I’m going to use the same 3 digits to make a different time. I will then work out how many minutes between those times. __ . __ __ pm __ . __ __ pm The goal is to find the shortest elapsed time using these rules.

This is a good read! Looking forward to reading a few more responses on this one. #mtbos #iTeachMath

Puzzle for 4th Graders: Using Base 10 blocks, put together 1 hundred-piece 7 ten-pieces 12 one-pieces to make a rectangle. What are the side lengths of your rectangle? Puzzle for #iTeachMath #EduSky folks: What are the considerations in number choice that make these puzzles unique vs. non-unique?

🎵 "It's the Most Wonderful Time of the Year…”🎵

Pick a 3 digit number. Divide the number by 6. Write down the remainder. Divide the number by 7. Write down the remainder. Divide the number by 8. Write down the remainder. Add the three remainders together. What starting number should you pick to get the greatest possible sum? #iTeachMath

As a follow up to this Dot Puzzles. I was thinking about how we can use this same set up with fractions in 3rd Grade. Here's a very rough mock up of a puzzle format: #iTeachMath #MTBoS #mathstoday

Connect 4 dots to make a rhombus. #iTeachMath #MTBoS #mathstoday

Any ideas for subtraction games for third graders? #edusky

All Ten #797 10/10 1✅ 2✅ 3✅ 4✅ 5✅ 6✅ 7✅ 8✅ 9✅ 10✅

Find 101 plus 101 tens? Find 101 plus 101 hundreds? Find 101 plus 101 thousands? Find 101 plus 101 tens plus 101 hundreds plus 101 thousands? What strategy did you use? #MTBoS #ITeachMath #edusky

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The question on everyone’s lips 🙏🙏🙏 #edusky #iteachmath #mtbos #ElemMathChat

Which one doesn’t belong? Sum Difference Product Quotient #mtbos #ITeachMatj #ElemMathChat #edusky #WODB

I’ve had a lot of conversations recently about how to keep geometry interesting in 3rd grade. I’m super excited for students to try these Right Angle Mazes. Trace a path from the start to finish using only right angle turns. #ITeachMath #ElemMathChat #edusky

My favourite puzzle in the primary maths classroom: artofproblemsolving.com/blog/article... #ElemMathChat #MtBoS #iteachmath