Science Fair Project Ideas High School

Science Fair Resources

Science Fair Project Ideas High School

Discover 100 curated project ideas across 10 subject streams. Each idea is designed to help students win at school, district, and national science fairs.

๐Ÿ“‹ 100 Projects
๐Ÿ† Competition Ready
๐Ÿ“š 10 Streams

Physics & Engineering

10 Projects

# Project Idea Explore
1 Build a mini wind turbine and measure efficiency vs blade count View โ†’
2 Construct a Tesla coil and study electromagnetic induction View โ†’
3 Design a Rube Goldberg machine with 15+ energy transfers View โ†’
4 Investigate the effect of temperature on superconductivity using liquid nitrogen View โ†’
5 Build a trebuchet and optimize projectile range using physics View โ†’
6 Create a parabolic solar cooker and measure heat concentration View โ†’
7 Study the Magnus effect using spinning balls in a wind tunnel View โ†’
8 Design a piezoelectric floor tile that generates electricity from footsteps View โ†’
9 Measure the effect of wing shape on lift using a homemade wind tunnel View โ†’
10 Build an electromagnetic rail launcher and analyze velocity vs current View โ†’

Chemistry & Materials

10 Projects

# Project Idea Explore
1 Synthesize biodegradable plastic from cornstarch and test durability View โ†’
2 Study corrosion inhibitors on iron using natural extracts View โ†’
3 Create and test the strength of geopolymer vs Portland cement View โ†’
4 Investigate the electrochemistry of fruit batteries at different pH levels View โ†’
5 Develop a natural food dye and test its colorfastness vs synthetic dyes View โ†’
6 Study the effect of nanoparticles on water purification efficiency View โ†’
7 Compare the calorific value of different biomass fuels View โ†’
8 Investigate activation energy using the iodine clock reaction View โ†’
9 Create aerogel and measure its thermal insulation properties View โ†’
10 Test heavy metal absorption by algae in contaminated water View โ†’

Biology & Life Sciences

10 Projects

# Project Idea Explore
1 Analyze the effect of blue light exposure on Drosophila circadian rhythms View โ†’
2 Study antibiotic resistance development in E. coli cultures View โ†’
3 Investigate the impact of microplastics on brine shrimp survival View โ†’
4 Test phytoremediation potential of sunflowers in heavy-metal soil View โ†’
5 Map gut microbiome diversity using 16S rRNA gene sequencing View โ†’
6 Measure the effect of music frequency on plant growth rate View โ†’
7 Study CRISPR-Cas9 gene editing concepts using yeast models View โ†’
8 Investigate the neuroprotective effect of curcumin on nerve cells View โ†’
9 Analyze pollen viability under different storage temperatures View โ†’
10 Study biofilm formation and its resistance to common disinfectants View โ†’

Computer Science & AI

10 Projects

# Project Idea Explore
1 Build a machine learning model to classify skin lesions as benign/malignant View โ†’
2 Develop a neural network that detects deepfakes in images View โ†’
3 Create an AI chatbot trained on historical dialogue datasets View โ†’
4 Design a convolutional neural network for plant disease detection View โ†’
5 Build a reinforcement learning agent to solve a custom maze View โ†’
6 Develop an algorithm to detect plagiarism using NLP techniques View โ†’
7 Create a real-time sign language interpreter using computer vision View โ†’
8 Build a recommendation engine and measure its accuracy vs popularity baseline View โ†’
9 Train a sentiment analysis model on social media data View โ†’
10 Develop a voice-controlled smart home automation system using Raspberry Pi View โ†’

Environmental Science

10 Projects

# Project Idea Explore
1 Measure microplastic concentration in local freshwater sources View โ†’
2 Analyze the effect of road salt on soil pH and plant health View โ†’
3 Study urban heat island effect using temperature sensors across the city View โ†’
4 Investigate groundwater contamination near agricultural zones View โ†’
5 Measure carbon sequestration rates of different tree species View โ†’
6 Study the impact of light pollution on moth navigation behavior View โ†’
7 Investigate algal bloom prediction using water quality parameters View โ†’
8 Measure PM2.5 air quality variations near highways vs parks View โ†’
9 Analyze the effectiveness of biochar in reducing soil nitrates View โ†’
10 Study beach sand erosion rates before and after dune restoration View โ†’

Mathematics & Statistics

10 Projects

# Project Idea Explore
1 Analyze fractals in nature and compute their dimension View โ†’
2 Model the spread of misinformation using epidemiological equations View โ†’
3 Use game theory to analyze optimal strategies in auction models View โ†’
4 Study Benford’s Law applied to financial fraud detection View โ†’
5 Simulate random walks and compare to diffusion data in liquids View โ†’
6 Model traffic flow using cellular automata and verify with real data View โ†’
7 Analyze the statistical validity of horoscopes using longitudinal data View โ†’
8 Use Monte Carlo simulation to optimize solar panel placement View โ†’
9 Study topological properties of soap film minimal surfaces View โ†’
10 Analyze voting system fairness using Arrow’s impossibility theorem View โ†’

Psychology & Behavioral Science

10 Projects

# Project Idea Explore
1 Investigate the effect of color on memory recall performance View โ†’
2 Study the impact of smartphone use on attention span in teens View โ†’
3 Analyze the bystander effect in online vs in-person scenarios View โ†’
4 Test the Dunning-Kruger effect in academic self-assessment View โ†’
5 Investigate implicit bias using a modified IAT test View โ†’
6 Study the effect of background music genre on reading comprehension View โ†’
7 Measure decision fatigue across different time-of-day conditions View โ†’
8 Analyze social media comparison and its link to self-esteem View โ†’
9 Study the effect of power posing on cortisol and confidence View โ†’
10 Investigate whether sleep deprivation mimics alcohol intoxication in cognition View โ†’

Astronomy & Space Science

10 Projects

# Project Idea Explore
1 Build a spectrometer and analyze stellar absorption lines View โ†’
2 Simulate orbital mechanics of binary star systems using Python View โ†’
3 Track asteroid trajectories using free telescope data APIs View โ†’
4 Study cosmic ray flux variations with altitude using a Geiger counter View โ†’
5 Model the habitable zones of exoplanetary systems using Kepler data View โ†’
6 Investigate the effect of magnetic fields on plasma behavior View โ†’
7 Design a CubeSat prototype for atmospheric data collection View โ†’
8 Study pulsar timing using radio telescope open datasets View โ†’
9 Analyze how solar activity affects GPS accuracy on Earth View โ†’
10 Build a radio interferometer to map the Milky Way at 1420 MHz View โ†’

Robotics & Mechatronics

10 Projects

# Project Idea Explore
1 Design a soft robotic gripper that adapts to irregular shapes View โ†’
2 Build a swarm robotics system with emergent collective behavior View โ†’
3 Program a robot arm to sort objects by color and shape View โ†’
4 Create an autonomous drone with obstacle avoidance using LIDAR View โ†’
5 Build a haptic feedback glove for virtual reality interaction View โ†’
6 Design a crawling robot inspired by caterpillar locomotion View โ†’
7 Develop a line-following robot with PID control and compare accuracy View โ†’
8 Build a hydroponics monitoring robot with sensor arrays View โ†’
9 Create a robotic exoskeleton finger for rehabilitation applications View โ†’
10 Program a bipedal walker using inverse kinematics algorithms View โ†’

Health & Medical Science

10 Projects

# Project Idea Explore
1 Study the effect of intermittent fasting on blood glucose variability View โ†’
2 Develop a low-cost malaria diagnostic tool using smartphone optics View โ†’
3 Investigate the antimicrobial properties of copper surfaces vs stainless steel View โ†’
4 Analyze the effectiveness of different mask materials against aerosol transmission View โ†’
5 Build an ECG sensor using Arduino and analyze heart rate variability View โ†’
6 Study the correlation between social isolation and inflammatory biomarkers View โ†’
7 Investigate how dietary fiber affects gut transit time using dye markers View โ†’
8 Develop a wearable UV exposure monitor for skin cancer prevention View โ†’
9 Study the effect of probiotics on anxiety using animal models View โ†’
10 Analyze concussion detection using machine learning on accelerometer data View โ†’

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