Jason Learning offers seven online, interactive modules covering weather, ecology, energy, physics, geology, the Titanic and marine mammals. Each unit includes lesson plans, videos, interactives, teacher resources, live events and even opportunities to be part of crowdsourced research. The digital labs are amazing. This is interactive learning at its best. The curricula is offered either as a print set with online access included (starting at $80 for each complete module) or, the best deal, completely online. One year access is $125 for Family Access (up to 2 students) or $165 for Homeschool Access (up to 5 students). [At the time of this writing, Family Access is on sale for $95 and Homeschool Access for $125.] Online subscription gives you access to everything from the printed curricula and the online components. These modules are written for middle schoolers.