Our Summer holidays started last Wednesday so I thought it would be fun to set a challenge each day for the whole 6 weeks. If you’d like to join us, I’d love you to share anything you try on social media using #SummerScienceChallenge
Challenge 1 – make a tower with Sugar Cubes
- How tall can you build a tower before it falls down?
- What happens if you spray the cubes with water?
- Can you add anything to waterproof them?
Challenge 2 – Make a lava lamp
All you need for this fun activity is oil, water and an alka seltzer or effervescent vitamin tablet.
Challenge 3 – Make a treasure map
Use coffee or tea to colour your paper and draw a treasure map, can your friends follow the trail?
Challenge 4 – use lemon or lime juice to make invisible ink
Just mix a lemon or lime juice with a bit of water and draw your message on some paper.
Ask an adult to put in the oven and your message will appear.
Challenge 5 – What can you build with a cardboard box?
Can you build something functional with a cardboard box?
We added a kitchen roll holder and space for a sink to our cardboard kitchen.
Challenge 6 – Make a solar oven
Can you make S’mores in a solar oven?
Video instructions here
Challenge 7 – Simple sinking and floating
Can you design a sinking and floating experiment? Make predictions first, then investigate to see if you’re correct. Do any of your items surprise you?
Challenge 8 – Make some spinning felt tip pens
Use cardboard discs to make spinning pens. You could try with paper and thinner/thicker card to see which work the best.
Challenge 9 – Set up a coke and mento reaction
Do low sugar drinks work better than full sugar varieties?
Challenge 10 – Go on a bug hunt
What bugs can you find around your garden?
Challenge 11 – Investigate which substances react with baking soda
Challenge 12 – Set up an easy egg drop experiment.
Which material will protect the egg the best?
Challenge 13 – can you blow up a balloon with alka seltzer?
You could also try an effervescent vitamin tablet or even popping candy. Which works the best?
Challenge 14 – Can you build a structure with marshmallows and straws?
Challenge 15 – can you make a LEGO marble maze?
Challenge 16 – can you make a volcano model? We made this one using papier mache.
Challenge 17 – set up some simple baking soda reactions, you could even have a monster tea party.
Challenge 18 – can you make music with water and some glass bottles?
Can you make a house from sweets? You could use different types of “glue” and see which works the best. How would you test your house?
Challenge 21 – try some ice painting, simply freeze a sheet or ice shape and paint over the top. Once finished you can wipe away your creation and start over.
Challenge 22 – can you find the colours of the rainbow in a bubble?
Challenge 23 – can you make a rainbow using a prism?
Challenge 24 – can you make ice cream with ice and salt?
Challenge 25 – Can you dissect a flower and separate the parts? Do you know the function of each?
Challenge 26 – Make a fairy potion, collect flowers and herbs to make a lovely smelling potion. Does the water change colour? Which smells are the strongest?
Challenge 27 – Can you make some jumping frogs and learn about static electricity?
Challenge 28 – Make a volcano with sand. We covered this one with cling film to keep the sand clean.
Challenge 29 – can you make a fizzy baking soda explosion?
Challenge 30 – Can you make a raft with sticks?
Challenge 31 – can you make a cork boat and test to see if it floats?
Challenge 32 – can you see a rainbow in a spray of water?
Challenge 33 – use a salad spinner to make a spin art picture.
Challenge 34 – make some colourful slime using cornflour, water and food colouring.
Challenge 35 – make a football in a box game, by blowing down a straw to move marbles covered in paint.
Challenge 36 – can you make a playdough brain?
Challenge 37 – can you make an egg float?
Challenge 40 – do you know why pizza dough rises?