Ian VanderSchee (aka Mathrix) was born in Canada and lives in the United States. He teaches high school mathematics, presents at educational conferences, and leads mathematics workshops in the United States and Canada.
Ian has been setting crosswords for 1Across since 2020. His grid entitled, “From Point A to Point B” appears in Cryptic Crossroads Vol. 3, published in 2021. Long before that, Ian published weekly cryptic crosswords in his hometown newspaper, the Orono Weekly Times.
Parallel Lines
Our twentieth grid for this season is "Parallel Lines" by Mathrix exclusively for our solvers. This is the twelfth grid ...
Family Reunion
Happy New Year to all our readers. We are happy to start a new season of 1ACGrids with "Family Reunion" ...
Double Spaced
1ACross is delighted to present Mathrix's latest puzzle "Double Spaced", exclusively for our solvers. Answers can be submitted by anyone ...
That’s a Wrap
1ACross is happy to present “That's a Wrap”, from “Mathrix”, exclusively for our solvers. Answers can be submitted by anyone ...
Cut Corners
Happy New Year to all our readers. We are happy to start a new season of 1ACGrids with "Cut Corners" ...
Not So Loud
1ACross is happy to present “Not So Loud”, from “Mathrix”, exclusively for our solvers. Answers can be submitted by anyone ...
Spring Break
1ACross is happy to present “Spring Break”, from “Mathrix”, exclusively for our solvers. Answers can be submitted by anyone who ...
Fix Hot Messes
1ACross is happy to present “Fix Hot Messes”, from “Mathrix”, exclusively for our solvers. Answers can be submitted by anyone ...
A French Connection
1ACross is happy to present "A French Connection", a debut grid from "Mathrix", exclusively for our solvers. Answers can be ...
Solutions:
Stats: The puzzle page was loaded 452 times. 53 visitors had a go at it. 42 solvers completed the puzzle and the ...
Stats: The puzzle page was loaded 390 times. 51 visitors had a go at it. 41 solvers completed the puzzle and the bonus ...
Stats: The puzzle page was loaded 424 times. 42 visitors had a go at it. 34 solvers completed both the ...
NOTE: The post has been amended on 28th Jan. 2024, after initially publishing on 27th Jan. 2024. Clue 22D has ...
Stats: The puzzle page was loaded 433 times. 63 visitors had a go at it and 39 solvers completed and ...
Stats The puzzle page was loaded 486 times. 57 visitors had a go at it and 47 solvers completed and ...
Stats The puzzle page was loaded over 440 times. 101 visitors had a go at it and 50 solvers managed ...
Stats The puzzle page was loaded 299 times. 68 visitors had a go at it and 36 solvers managed to ...
Stats The puzzle page was loaded 562 times. 125 visitors had a go at it and 39 solvers managed to complete ...
Stats The puzzle page was loaded over 350 times. 95 visitors had a go at it and 45 solvers managed to ...
Stats - We had 50 solvers completing and submitting the grid. Of those who submitted 31 managed to get the maximum possible ...
Stats - We had 36 solvers completing and submitting the grid. Of those who submitted 14 managed to get the ...
Stats - The puzzle page had 678 views. We had 55 solvers completing and submitting the grid. Of those who ...