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Water & Rivers treasure hunt

Explore the fascinating world of rivers, streams and aquatic ecosystems with our interactive GPS scavenger hunts. Discover unique flora and fauna, learn about water quality and enjoy the soothing power of flowing water.

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Made 2 days ago: Enkhuizen city walk in Enkhuizen

Water & Rivers treasure hunt - GPS treasure hunt Nature

Available nature treasure hunts (5)

Start location

Natuur in de Stad

Groningen, Groningen, Netherlands
Fiets langs de mooiste groene plekken van Groningen. Ontdek parken, vijvers en stadsbossen waar je midden in de stad to…
Natuur 9-10 year
40 min 4,0 km 10 3
Start location

Strand en zee ontdekken

Den Haag, Zuid-Holland, Netherlands
Een leuke speurtocht langs het strand en de boulevard van Scheveningen. Leer alles over de zee, schelpen en zeedieren!
Natuur 9-10 year
40 min 1,8 km 10 13
Start location

Natuur en dieren bij Kijkduin

Den Haag, Zuid-Holland, Netherlands
Pak je fiets en ontdek de prachtige natuur rond Kijkduin. Van duinen tot bossen, van zeevogels tot konijnen - de natuur…
Natuur 9-10 year
55 min 6,0 km 10 3
Start location

Natuur in het Kralingse Bos

Rotterdam, Zuid-Holland, Netherlands
Een leuke speurtocht voor de allerkleinsten door het mooie Kralingse Bos! Kijk goed om je heen naar bomen, bloemen, een…
Natuur 5-6 year
35 min 1,3 km 10 2
Start location

Natuur ontdekken in het Vondelpark

Amsterdam, Noord-Holland, Netherlands
Een leuke speurtocht door het Vondelpark voor de allerkleinsten! Tel eendjes, zoek bloemen en ontdek de natuur om je he…
Natuur 3-4 year
40 min 1,5 km 10 5

Featured this week: example questions for Water & Rivers

New example questions from the library every Monday. Updated on 12 October 2026.

What sound do ducks make?
Quack quack quack Woof woof Meow Beep beep
Which large animal squirts water from its trunk?
Elephant Mouse Rabbit Bird
What do you use to draw water from a well?
Bucket Spoon Fork Knife
What does water feel like?
Wet Dry Fluffy Hard
Which animal has a long beak and swims?
A duck A cat A mouse A bear
What happens when water gets very cold?
It will be ice cream Getting warmer It turns yellow It will be big
What makes a river when it flows?
A soft sound A lot of noise Nothing Music
What do you make with soap and water?
Bubbles Music Light Sound
Create a water & rivers treasure hunt for Ages 3-4
Which bird can swim well?
The duck The seagull The sparrow The owl
What do you see when water moves in the sun?
It shines Turning black It disappears It gets tough
What can you build across the river to get to the other side?
A bridge A house A tree A car
What do leaves do on water?
They float They sink immediately They jump up They turn black
Where do fish store their air?
In their gills In their tails In their eyes In their fins
What can you see little fish swimming in?
In a pond In a tree In the air In the sand
What happens when you throw a stone into the water?
He makes a splash He will fly He turns red He melts
What happens to ice in heat?
It melts It gets tougher It gets bigger It's going to fly
Create a water & rivers treasure hunt for Ages 5-6
What is a rain puddle?
Water remaining after rain Water running off after rain Mud without water Dry soil
Where does water in rivers come from?
Of rain and melting ice From the sea From the wind From the sun
What happens when you melt ice?
It becomes water It becomes stone It will be wood It becomes metal
What colour is clean drinking water?
No colour (transparent) Blue Green Yellow
What is a pond?
A small lake A big river A deep well A tall mountain
What is a port?
A place where boats moor A place where cars drive A place where planes land A place where trains stop
What tools does a fisherman use?
Just Broom Scoop Brush
Which river flows through Amsterdam?
The IJ The Thames The Danube The Nile
Create a water & rivers treasure hunt for Ages 7-8
Which river partly forms the border between the Netherlands and Germany?
The Rhine The Seine The Thames The Danube
Which Dutch river is created where Waal and Maas meet?
Hollands Diep IJssel Leak Fight
Which insect lays eggs on the water surface?
Dragonfly At Butterfly Ant
What is a small river called?
A brook A pond One more A channel
What is evaporation?
Water turning into water vapour Water freezing Water becoming polluted Water flowing away
Which bird often dives into the water to catch fish?
Kingfisher Sparrow Owl Crows
What happens in the water cycle after evaporation?
Water vapour rises and forms clouds The water instantly freezes The water becomes salty Water disappears forever
What is the difference between a river and a lake?
A river flows, a lake stands still A river is always deeper A lake is always bigger There is no difference
Create a water & rivers treasure hunt for Ages 9-10
What is a delta region?
An area where a river flows into the sea and branches off An area where rivers converge An area with many waterfalls An area with underground rivers
Which international river forms part of the US-Mexico border?
Rio Grande Colorado River Mississippi Missouri
What is the largest waterfall in the world?
Angel Falls Niagara Falls Victoria Falls Iguazu Falls
What percentage of the earth's surface is covered by water?
71% 65% 80% 55%
What is the pH value of pure water?
7 5 9 1
How many litres of water does an average Dutch person use per day?
130 litres 80 litres 200 litres 50 litres
What is the difference between freshwater and brackish water?
Brackish water contains more salt Brackish water is colder Brackish water contains more oxygen Brackish water is cloudier
What is a spring tide?
Extra high tide at new and full moon Sudden flooding River changing its course Water spraying up
Create a water & rivers treasure hunt for Ages 13-14
What is the function of 'spawning gravel' in rivers?
Spawning ground for salmon and trout Filter for water pollution Stabilisation of the riverbed Habitat for soil organisms
What factor determines whether a water is 'oligotrophic'?
Low concentration of nutrients High oxygen concentration Low water temperature High water depth
What is the Panama Canal mainly?
A lock system with artificial lakes A canal dug through at sea level An underground duct system A natural waterway
Which plant species is commonly used for phytoremediation of polluted water?
Reed Water lily Algae Moss
What is the ecological function of 'large woody debris' in rivers?
Creating habitat and flow variation Filtering water from pollution Adding oxygen to the water Erosion completely stopped
Which Dutch flood disaster took place in 1953?
Flood disaster St Elizabeth's Flood All Saints Flood St Felix's flood
What is a 'riffle sequence' in a natural river?
Alternation of shallows and depths Sequence of waterfalls Series of meander curves Pattern of side streams
Which Dutch river has no natural connection to the sea?
The Overijsselse Vecht The Meuse The Rhine The IJssel
Create a water & rivers treasure hunt for Ages 15-16
What technique is used to navigate rivers against the current?
Towing Floating Sailing with the wind Waiting for low tide
What causes the characteristic S-shape of meanders?
Coriolis effect and erosion patterns Obstacles in the river Human intervention Seasonal water levels
What does the term 'meander' mean in the context of rivers?
A bend in the river A waterfall A side branch A dam
What is the primary function of fish ladders at checkers?
Helping fish migrate Filtering water Generating energy Holding back sediment
What method is used to measure the depth of rivers?
Echoloding Thermometer Barometer Compass
Which parameter is used to knife water quality?
BOD (Biochemical Oxygen Demand) Wind speed Air pressure Magnetic field
What is the main cause of eutrophication in lakes and rivers?
Excessive inputs of phosphates and nitrates Acid rain Climate change Overfishing
Which term describes the area where all water drains to one river?
Catchment Mouth Source Estuary
Create a water & rivers treasure hunt for Ages 17-18

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Frequently asked questions

A Water & Rivers scavenger hunt is a GPS-guided outdoor activity with quiz questions about Water & Rivers, part of the theme Nature. You walk a route past various locations and answer fun questions along the way.

There are 7287 questions available about Water & Rivers: 7287 multiple choice questions, 0 open questions and 0 assignments. The category Nature has more than 134643 questions in total.

There are Water & Rivers questions for all ages: from 3-5 years (toddlers) to 20+ (adults). The questions are automatically adapted to the chosen level.

Go to oppatt.io, create a free account, choose the theme Nature and select Water & Rivers as the topic. Choose an age category and location, and you'll have a complete scavenger hunt within a minute.