Curated OER
Add 1, 2, 3...
In this addition worksheet, students answer 17 problems in which they add a single digit number and "null". A new page of problems appears by clicking on the New Problem Set button at the bottom of the page.
CK-12 Foundation
Ck 12: Algebra Ii: 6.7 Testing a Single Mean Hypothesis
Test the single mean hypothesis in this exercise.
Quia
Quia: Betsy Byars
This site can be used as a comprehension check of the work of Betsy Byars. There is a matching game, flashcards, concentration, and a word search.