Curated OER
Smiling at Two Digit Multiplication!
How do I solve a two-digit multiplication problem? Your class tackles this question by walking through problem solving methods. They first investigates and applies traditional multiplication methods, and they then compare those with...
Curated OER
Multiplying with 1
In this multiplication worksheet, students multiply number 1 by numbers 1 through 9. Students complete 100 multiplication problems.
Curated OER
Factor Fun for Fifth Graders
Fifth graders explore common factors. In this factorization lesson, 5th graders discover the greatest common factor among two numbers in a game format. Students build on previous knowledge to determine the greatest common factor.
Curated OER
Perfectly Square
Fourth graders use graph paper to make models of perfect squares. They be given a word problem in a worksheet imbedded in this plan. They may work in small groups or work alone to figure out the answer.
Curated OER
Clock Arithmetic and Cryptography
Students investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.