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The tallest structure made of Legos
Act One: The world record for the tallest structure made of Legos was set in Seoul, South Korea. Check out this video on youtube! What other questions do...
Number Sense
Math and Social Studies
Grades 3–6
Valentine's Cardioid
WojciechSwiderski at the Polish language Wikipedia Happy Valentine's Day! This PDF contains four ways students can draw cardioids for Valentine's Day. There is no solution for this activity...
Geometry
Holidays and Annual Events
Grades 6–HS