Curated OER
What In The World Are Swim Bladders and Why Are They Important
In this swim bladders learning exercise, students use a bowl, water, and balloons to make swim bladders, and answer short answer questions about them. Students answer 7 questions and interview someone who has been scuba diving.
Curated OER
Maggie's Journal Brainteasers
In this Maggie's Journal brainteasers learning exercise, students solve two word problems with logic and basic arithmetic skills.