Worksheet
Curated OER

Subtraction Sentences, Part 2

For Students 1st - 2nd Standards
Take word problems one step further with apples, dimes, and bricks! After reading the word problems, first graders write out the subtraction sentence and solve the problems. For extra practice, bring in different items and have them...
Lesson Plan
Curated OER

Time Travel, Black Holes, and Relativity

For Teachers 8th - 12th
Students read the novel, The Time Machine, and compare H.G. Well's perceptions of the future with those presented in The Third Wave, by Alvin Toffler. They research current scientific and mathematical theories that relate to space and time.
Lesson Plan
Curated OER

Misleading Graphs

For Teachers 3rd - 5th
Students explore number relationships by participating in a data collection activity. In this statistics instructional activity, students participate in a role-play activitiy in which they own a scrap material storefront that must...