Concord Consortium
Energy of Bond Formation
Show your chemistry class that there's much more to covalent bonding than sharing electrons! Pupils manipulate atoms of hydrogen, oxygen, and carbon to observe the energy of bond formation using a well-rounded interactive. The resource...
American Museum of Natural History
How Did the Universe Begin?
The Big Bang Theory is more than a television show. Pupils read how Edwin Hubble observed other galaxies and noticed that the galaxies are moving away from each other. Scholars learn about the idea of the big bang and what happened next...
Curated OER
Mixed Prepositions
In this interactive prepositions learning exercise, students practice using prepositions in sentences. Students choose the correct preposition for each blank in the passage. There are fifteen in all.
Curated OER
Water, Water Everywhere
For this water worksheet, students complete a five question multiple choice online interactive quiz about water. This is a more advanced quiz that includes chemistry questions.