My epic wall by David Gutierrez. https://padlet.com/304959/68o7n0alu5re Made with an open mind en-us 2017-12-06 17:25:13 UTC 2017-12-06 17:43:50 UTC hello@padlet.com periods. 304959 https://padlet.com/304959/68o7n0alu5re/wish/213817038 a lenght or portion of time.
]]> 2017-12-06 17:30:30 UTC https://padlet.com/304959/68o7n0alu5re/wish/213817038 groups. 304959 https://padlet.com/304959/68o7n0alu5re/wish/213817445 a number of people that are close together.
]]> 2017-12-06 17:31:16 UTC https://padlet.com/304959/68o7n0alu5re/wish/213817445 alkali metals. 304959 https://padlet.com/304959/68o7n0alu5re/wish/213819035 lithium, sodium, potassium.
]]> 2017-12-06 17:34:01 UTC https://padlet.com/304959/68o7n0alu5re/wish/213819035 alkaline earth metals. 304959 https://padlet.com/304959/68o7n0alu5re/wish/213820289 beryllium, magnesium, calcium.
]]> 2017-12-06 17:36:08 UTC https://padlet.com/304959/68o7n0alu5re/wish/213820289 lanthanides. 304959 https://padlet.com/304959/68o7n0alu5re/wish/213821590 lanthanides series of chemical elements.
]]> 2017-12-06 17:38:11 UTC https://padlet.com/304959/68o7n0alu5re/wish/213821590 actinides. 304959 https://padlet.com/304959/68o7n0alu5re/wish/213823066 15 metallic elements.
]]> 2017-12-06 17:40:42 UTC https://padlet.com/304959/68o7n0alu5re/wish/213823066 transition metals. 304959 https://padlet.com/304959/68o7n0alu5re/wish/213823712 copper, iron, cobalt.
]]> 2017-12-06 17:41:47 UTC https://padlet.com/304959/68o7n0alu5re/wish/213823712 noble gases. 304959 https://padlet.com/304959/68o7n0alu5re/wish/213824399 xenon, neon, argon.
]]> 2017-12-06 17:43:01 UTC https://padlet.com/304959/68o7n0alu5re/wish/213824399