Curated OER
Fraction Dominoes
Fourth graders participate in a math game that involves practicing their equivalent fraction skills in the advanced multiplication stage seven. They assess their ability skills of equivalent fractions to match twenty seven dominoes on...
Pennsylvania Department of Education
Seeing Doubles
Students work with dominoes to recognize the number of spots on each side as they relate to addition facts. For this seeing doubles lesson, students make triangle shaped flash cards for the double facts. Students represent the correct...
Curated OER
Triangular Numbers
In this geometry worksheet, 10th graders calculate the total triangular number, which-is equal to all the dots it takes to make a triangle. There are 8 different questions asking you to find the triangular number for different triangles.