Webinar Introduction to Mortensen Math Webinar Replay – limited time offer extended to September 21 – watch now for free! 1 Jul 201920 Jan 2021 UPDATE SEPTEMBER 21 - The Back to School sale is over and with that, the offer to watch the replay for the Introduction to Mortensen Math Webinar has also come to…
MM Trainers… Meet Bob Hazen 30 May 201920 Aug 2019 Bob Hazen Mortensen Math trainer Bob Hazen owns and operates SAI: the Summer Algebra Institute for Kids. SAI is a half-day, week-long program for students entering grades 3-6. Since 1995,…
Mortensen Math Base Ten Block Floor Design Challenge 23 Aug 201818 Jan 2021 Base ten block challenge - open to all children and adults. We bought our first home last fall. Since it is our space and we are able to be creative…
Mortensen Math Deriving the formula for area of a circle 26 Jan 201818 Jan 2021 A first exposure for a grade 7 student on the basic parts of a circle and the derivation of a circle's area formula. It was engaging and interactive and went…
Mortensen Math Positive and Negative Integer Flash Cards [-100,+100] on TPT 10 Jan 201818 Jan 2021 I finally got around to putting my positive and negative integer flashcards up on my TPT store. I use them with most of my students. We use them to learn…
Mortensen Math Fractional / Decimal blocks 30 Dec 201718 Jan 2021 We had some fun making fraction/decimal blocks for use when completing the square and squaring decimal numbers ending in five. Below is the zero pair used when completing the square…
Mortensen Math Japanese Multiplication Trick – or is it? 12 Dec 201718 Jan 2021 The Japanese Multiplication Trick as it is called has been circulating social media sites again and with it have been a lot of questions about why it works and if…
