Earth's Geologic History

ALLOSAURUS
ARCHEAOPTERYX
CAMBRIANEXPLOSION
CENOZOIC
CYANOBACTERIA
EDICARANANIMALS
EON
EPOCH
ERA
FOSSILS
GEOLOGICTIMESCALE
HOMOSAPIENS
K-TEXTINCTION
MAMMALS
MASSEXTINCTION
MESOZOIC
OPABINIA
OVIRAPTOR
PALEOZOIC
PANGEA
PERIOD
PERMIANEXTINCTION
PIKAIA
PRECAMBRIAN
REPTILES
STEGOSAURUS
STROMATOLITES
TRICERATOPS
TRILOBITES
TYRANNOSAURUSREX

Earth's geologic history was full of explosions, crazy creatures, dangerous extinctions and the idea that life continues on and is constantly changing. Try to find as many of our science vocabulary words as you can!

Try to find all 30 words on this board.

A P I K A I A N B S B C I O Z O S E M Z
T R K - T E X T I N C T I O N D Q S C P
Y T E Q H O M O S A P I E N S B P E W V
R D X L P J S Y I D S H A L J O O S E F
A M Y N A U A N W U C J A Z T N C L V D
N S R A D C I D R O O M A A O M N A C W
N A E H O B S U P C M I R I C Z A M O C
O C T T A D A E I A R E T L I K I I Y U
S T P P I S H O M E C C X X M S R N Y F
A F O A O L Z N T I N R Q X U Z B A I F
U Y A G L O O C R I T S O R C P M N Z U
R Z E E N E A T T B E C U T A Z A A Q U
U T H E D B O X A L S A I N P D C R T G
S K C Y O O E Z I M S L G G O A E A F C
R B R N Q S D T O O O E I I O K R C D M
E V A K S H P Y L I A R R S D L P I W Z
X Y C A A E Z L J G C E T P S R O D V J
C A M B R I A N E X P L O S I O N E P O
H G S E T I B O L I R T B O H Z F L G V
S W Y P E R M I A N E X T I N C T I O N
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Answer Key for Earth's Geologic History

X
Y
1234567891011121314151617181920
1A P I K A I A # # # # C I O Z O S E M #
2T R K - T E X T I N C T I O N # # S # #
3Y # E # H O M O S A P I E N S # P # # #
4R # X L # # # # I # S H # L # O # S # #
5A # Y # A # # N # U C # A # T N # L # #
6N S R # # C I # R O # M A A O # N A # #
7N # E # # B S U P C M I R I # # A M # #
8O # T T A # A E I A R E T # # # I I # #
9S # P P I S # O M E C C # # # S R N # #
10A # O A O L Z N T I N R # # U # B A # #
11U # A G L O O C R I T S O R # P M N # #
12R # E # N E A T T # E C U T A # A A # #
13U T H E # B O X A L S A I N P D C R # #
14S # C # O # E Z I M S L G G O A E A # #
15R # R N # S # T O O O E I I O # R C # #
16E # A # S # P # L I A R R S # L P I # #
17X Y # A # E # L # # C E T # S # O D V #
18C A M B R I A N E X P L O S I O N E # O
19# # S E T I B O L I R T # # # # F # G #
20# # # P E R M I A N E X T I N C T I O N
Word X Y Direction
ALLOSAURUS  718ne
ARCHEAOPTERYX  316n
CAMBRIANEXPLOSION  118e
CENOZOIC  314ne
CYANOBACTERIA  118ne
EDICARANANIMALS  1818n
EON  88s
EPOCH  88ne
ERA  33nw
FOSSILS  1618nw
GEOLOGICTIMESCALE  1111nw
HOMOSAPIENS  53e
K-TEXTINCTION  12e
MAMMALS  99ne
MASSEXTINCTION  318ne
MESOZOIC  191w
OPABINIA  310ne
OVIRAPTOR  2018nw
PALEOZOIC  39se
PANGEA  1611sw
PERIOD  1118ne
PERMIANEXTINCTION  420e
PIKAIA  21e
PRECAMBRIAN  1716n
REPTILES  518ne
STEGOSAURUS  114ne
STROMATOLITES  1418nw
TRICERATOPS  812ne
TRILOBITES  1219w
TYRANNOSAURUSREX  12s