Here are some links to a bunch of certamen rounds to practice:

VA rounds

TX rounds

FL rounds

ojcl rounds

njcl rounds

Here are some study materials for certamen, in no particular order:

Click here for some FL study guides.

History – over 100 podcasts about ancient Rome, from Aeneas to the Sack of Rome

Myth – Transformations based on Ovid, summaries

Myth – Transformations based on Ovid, quizzes on the summaries

Language – NJCL Certamen Vocabulary Old Version

Language – NJCL Certamen Core Novice Vocabulary

Language – 2000 Most Common Latin Words List

History – Geography, Italia Empire Hills City

History – Family of Augustus tree

Literature – for the Purpose of Certamen by Chris Lapp

History – Outline with Important Dates & Events

Literature – authors and birthplaces map

Language – Latin words often confused

History – regions of Italy map

Hist/Cult – Civilization and History packet p 1-10

History – B.C. battles list

History – Emperor List, Aug to Const

Hist/Cult – Steve Haag’s Roman Life

Hist/Cult – Johnston’s The Private Life of the Romans

History – Ty Moore’s 101 Historical Tidbits

Language – Beggarly Elements

Language – Compendium of Latin Grammar

Language – Grammar.Card

History – Julius Caesar & the Roman Army

Language – language skills, novice, by Dean

Hist/Cult – for novice & lower, by Dean

History – Capitoline geese by Livy, with notes from Dean

Myth – Homeric Hymn to Demeter, with notes from Dean

History – Rape of Sabines by Livy, with notes from Dean

History – Romulus by Livy, with notes from Dean

History – The Decemvir Appius Claudius & Verginia by Livy, with notes from Dean

History – The Founding of Rome by Livy, with notes from Dean