In a small school district in North Dakota, elementary students make Valentine’s Day card boxes to collect cards from their friends. Some students just write their name on their boxes, others go all out. Here’s what Kylee created. Notice how ... Read More
What are Check Numbers?
Check numbers are a method of checking addition. Sometimes, this is called Casting out Nines. Check numbers also works with subtraction, multiplication, and division. I like to think of check numbers as a cool tool for my math toolbox. Some people ... Read More
Cotter Fractal Tree
Want to see something amazing? Check out Marshall and Karen’s fractal. Since it was the Christmas season, they decided to make it a Cotter Fractal Tree!! ... Read More
Carson Jody’s Birthdate
This post is a personal post with a delightful math twist. I am Kathleen Cotter Lawler, Joan Cotter’s daughter. Today, December 1, 2011, my daughter Megan gave birth to a beautiful healthy baby boy. Carson Jody was born at 12:44 this afternoon. ... Read More
Addition Games
Old Main Game (#A4) This game is spin off of the popular child’s game Old Maid. Rather than pairs being matching cards, pairs are two cards that add up to ten. This helps the children learn and practice their math facts. More importantly, this ... Read More
DVD Available for RightStart™?
DVD to Teach Lessons We have been asked numerous times over the years about a DVD to help teach the RightStart™ Mathematics curriculum. Our world has become very visual, so this is a logical request. Sometimes the potential audience is ... Read More