Carstens Studios

Math Doodles

For Students 2nd - 9th Standards
Discover the joy and excitement of improving your math fluency through four different puzzles. Combine those with 25 different ways to represent numbers and you have hours of enjoyment that can be fun outside of the classroom as well.
Curated OER

Powers of 2 (Binary) Investigation

For Students 4th - 5th
In this binary addition worksheet, students add combinations of the numbers one, two, four, eight, sixteen, thirty-two, and sixty four. Students try to make a number through one hundred but may only use each number once in each calculation.